{"id":3543,"date":"2026-08-15T12:00:00","date_gmt":"2026-08-15T11:00:00","guid":{"rendered":"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/?page_id=3543"},"modified":"2026-09-29T09:24:50","modified_gmt":"2026-09-29T08:24:50","slug":"s01e08-heat-humidity","status":"publish","type":"page","link":"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e08-heat-humidity\/","title":{"rendered":"S01E08 &#8211; Heat &amp; Humidity"},"content":{"rendered":"\n<div class=\"pagecontent episode-content gb-element-09aaaea2\">\n<div class=\"episode-content gb-element-8b55882f header-bg\">\n<h2 class=\"gb-text episode-copy gb-text-b987e537\">Keeping Things Comfortable<\/h2>\n\n\n\n<p class=\"gb-text episode-copy gb-text-123d326a\">With the plants developing, Sarah and Jasmine now have to tackle one of the trickier parts of the grow: keeping temperature and humidity under control.<br><br>This episode sees them set up heaters, humidifiers and dehumidifiers before Ian explains why getting the balance right is so important throughout the grow.<\/p>\n\n\n\n<div style=\"position: relative; width: 100%; padding-top: 56.25%;\">\n  <iframe src=\"https:\/\/www.youtube.com\/embed\/h3woZqdIvBk\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%;\">\n  <\/iframe>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"gb-text episode-copy gb-text-d04fe304\">What You&#8217;ll Learn<\/h3>\n\n\n\n<p class=\"gb-text episode-copy\">This episode covers one of the most important parts of any grow environment:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>What VPD means and why it matters <\/li>\n\n\n\n<li>How to manage temperature and humidity throughout the grow <\/li>\n\n\n\n<li>How heat and humidity requirements change at different stages <\/li>\n\n\n\n<li>How to set up and position heat and humidity equipment<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"gb-element-9a565b10\">\n<h1 class=\"wp-block-heading\">Understanding VPD<\/h1>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading has-contrast-2-color has-text-color has-link-color wp-elements-1\">What Is VPD?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">VPD stands for <strong>Vapour Pressure Deficit<\/strong>. Ian explains that it describes the relationship between temperature and humidity in the growing environment and changes depending on the stage of the grow.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Following the VPD curve becomes particularly important when using LED lighting, helping growers maintain the conditions plants need as they develop. More information on VPD is available <a href=\"https:\/\/globalairsupplies.co.uk\/vapour-pressure-deficit-the-importance-of-humidity\/\" target=\"_blank\" rel=\"noreferrer noopener\">here<\/a>. <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading has-contrast-color has-text-color has-link-color wp-elements-2\">Why Humidity Matters<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Plants return a large proportion of the water they receive back into the air, so controlling humidity is an important part of maintaining the growing environment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Too much humidity can create conditions where bacteria and mould become a problem, while HPS lighting can remove humidity from the environment, making humidification necessary.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"episode-content gb-element-58e1ab73\">\n<h4 class=\"gb-text episode-copy gb-text-1badfd8f\">Common Heat &amp; Humidity Mistakes<\/h4>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading has-accent-color has-text-color has-link-color wp-elements-3\">Ignoring Humidity<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Humidity can change significantly as plants develop, so it needs to be monitored and adjusted rather than left to chance.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading has-accent-color has-text-color has-link-color wp-elements-4\">Poor Equipment Positioning<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Positioning humidifiers, heaters and dehumidifiers correctly helps distribute their effect throughout the growing environment.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading has-accent-color has-text-color has-link-color wp-elements-5\">Letting Humidity Get Too High<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Excess humidity can create conditions where bacteria and mould become a problem, particularly during stages where humidity should be lower.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading has-accent-color has-text-color has-link-color wp-elements-6\">Forgetting To Check Your Equipment<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Humidifiers need topping up and dehumidifier tanks need emptying regularly. Keeping on top of the equipment helps maintain consistent conditions.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"episode-content gb-element-51e4ff4e\">\n<h4 class=\"gb-text episode-copy gb-text-522871dc\">Temperature &amp; Humidity Through The Grow<\/h4>\n\n\n\n<div class=\"wp-block-columns episode-column-blocks is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column has-contrast-3-background-color has-background is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"gb-text episode-copy gb-text-ffa6744b\">Propagation<\/h4>\n\n\n\n<p class=\"gb-text episode-copy gb-text-e011b472\"><strong>78% humidity \u00b7 28\u00b0C. <br><\/strong><br>These are the conditions Ian recommends for cuttings. With humidity this high, keeping the environment clean is particularly important to avoid mould.<br><br><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-contrast-3-background-color has-background is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"gb-text episode-copy gb-text-615b1baa\">Early Veg<\/h4>\n\n\n\n<p class=\"gb-text episode-copy gb-text-19e99b3b\"><strong>65% humidity \u00b7 26\u00b0C<\/strong><br><br>As the plants move into early veg, humidity can be reduced while maintaining a temperature of around 26\u00b0C.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns episode-column-blocks is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column has-contrast-3-background-color has-background is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"gb-text episode-copy gb-text-1147c2db\">Flower<\/h4>\n\n\n\n<p class=\"gb-text episode-copy gb-text-fe739f99\"><strong>45\u201350% humidity \u00b7 26\u00b0C<\/strong><br><br>Humidity is reduced further as the plants move into flower, with temperatures remaining around 26\u00b0C.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-contrast-3-background-color has-background is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"gb-text episode-copy gb-text-9df1aaa4\">Late Flower<\/h4>\n\n\n\n<p class=\"gb-text episode-copy gb-text-c099f996\"><strong>45% humidity<\/strong><br><br>Humidity is reduced further again during late flower.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"gb-element-c7831bf0 header-bg\">\n<h3 class=\"gb-text gb-text-f2c158c8 text-dark-green-bg\">Featured Products<\/h3>\n\n\n\n<div class=\"gb-element-0c97a4ed\">\n<div class=\"gb-element-23d8f1f8 product-container\" href=\"https:\/\/globalairsupplies.co.uk\/product-category\/filters\/\" target=\"_blank\" rel=\"noopener\">\n<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/globalairsupplies.co.uk\/product\/sonicair-humidifier-pro\/\"><img loading=\"lazy\" decoding=\"async\" width=\"2000\" height=\"2000\" class=\"gb-media-d7d3f041\" alt=\"\" title=\"SAH-P-2.png\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-P-2.png.webp\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-P-2.png.webp 2000w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-P-2.png-300x300.webp 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-P-2.png-1024x1024.webp 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-P-2.png-150x150.webp 150w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-P-2.png-768x768.webp 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-P-2.png-1536x1536.webp 1536w\" sizes=\"auto, (max-width: 2000px) 100vw, 2000px\" \/><\/a>\n\n\n\n<p class=\"gb-text gb-text-5c4ab8a2\">Sonic Air Pro Humidifier<\/p>\n<\/div>\n\n\n\n<div class=\"gb-element-6f94d384 product-container\" href=\"https:\/\/globalairsupplies.co.uk\/product-category\/filters\/\" target=\"_blank\" rel=\"noopener\">\n<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/globalairsupplies.co.uk\/product\/ora-dehumidifier-60l\/\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" class=\"gb-media-3bc9e9f4\" alt=\"\" title=\"ORA_Dehumidifier_Front_Shot_0124_ORA-DH60-copy-2\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/ORA_Dehumidifier_Front_Shot_0124_ORA-DH60-copy-2.webp\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/ORA_Dehumidifier_Front_Shot_0124_ORA-DH60-copy-2.webp 1080w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/ORA_Dehumidifier_Front_Shot_0124_ORA-DH60-copy-2-300x300.webp 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/ORA_Dehumidifier_Front_Shot_0124_ORA-DH60-copy-2-1024x1024.webp 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/ORA_Dehumidifier_Front_Shot_0124_ORA-DH60-copy-2-150x150.webp 150w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/ORA_Dehumidifier_Front_Shot_0124_ORA-DH60-copy-2-768x768.webp 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/a>\n\n\n\n<p class=\"gb-text gb-text-6d72f4e9\">Ora Dehumidifier<\/p>\n<\/div>\n\n\n\n<div class=\"gb-element-aa73580b product-container\" href=\"https:\/\/globalairsupplies.co.uk\/product-category\/filters\/\" target=\"_blank\" rel=\"noopener\">\n<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/globalairsupplies.co.uk\/product\/sonicair-humidifier-23l\/\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" class=\"gb-media-bb7f4a9d\" alt=\"\" title=\"SonicAir-23L-2\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SonicAir-23L-2.png\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SonicAir-23L-2.png 1080w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SonicAir-23L-2-300x300.png 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SonicAir-23L-2-1024x1024.png 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SonicAir-23L-2-150x150.png 150w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SonicAir-23L-2-768x768.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/a>\n\n\n\n<p class=\"gb-text gb-text-8e483e65\">Sonic Air 23L <\/p>\n<\/div>\n\n\n\n<div class=\"gb-element-7646bb66 product-container\" href=\"https:\/\/globalairsupplies.co.uk\/product-category\/filters\/\" target=\"_blank\" rel=\"noopener\">\n<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/globalairsupplies.co.uk\/product\/sonic-air-humidifier\/\"><img loading=\"lazy\" decoding=\"async\" width=\"2000\" height=\"2000\" class=\"gb-media-4782ef67\" alt=\"\" title=\"SAH\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH.png\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH.png 2000w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-300x300.png 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-1024x1024.png 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-150x150.png 150w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-768x768.png 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/SAH-1536x1536.png 1536w\" sizes=\"auto, (max-width: 2000px) 100vw, 2000px\" \/><\/a>\n\n\n\n<p class=\"gb-text gb-text-c4803a1f\">Sonic Air 10L<\/p>\n<\/div>\n\n\n\n<div class=\"gb-element-913eae94 product-container\" href=\"https:\/\/globalairsupplies.co.uk\/product-category\/filters\/\" target=\"_blank\" rel=\"noopener\">\n<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/globalairsupplies.co.uk\/product\/ihc-dual-sonicair-pro\/\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"1080\" class=\"gb-media-862a1775\" alt=\"\" title=\"IHC-SAP-DUEL\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/IHC-SAP-DUEL.webp\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/IHC-SAP-DUEL.webp 1080w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/IHC-SAP-DUEL-300x300.webp 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/IHC-SAP-DUEL-1024x1024.webp 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/IHC-SAP-DUEL-150x150.webp 150w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/IHC-SAP-DUEL-768x768.webp 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/a>\n\n\n\n<p class=\"gb-text gb-text-48b35474\">IHC Controller<\/p>\n<\/div>\n\n\n\n<div class=\"gb-element-b66ba377 product-container\" href=\"https:\/\/globalairsupplies.co.uk\/product-category\/filters\/\" target=\"_blank\" rel=\"noopener\">\n<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/globalairsupplies.co.uk\/product\/day-night-controllers\/\"><img loading=\"lazy\" decoding=\"async\" width=\"2000\" height=\"2000\" class=\"gb-media-fb5f1a38\" alt=\"\" title=\"Day-Night-Controllers-General\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Day-Night-Controllers-General.png\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Day-Night-Controllers-General.png 2000w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Day-Night-Controllers-General-300x300.png 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Day-Night-Controllers-General-1024x1024.png 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Day-Night-Controllers-General-150x150.png 150w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Day-Night-Controllers-General-768x768.png 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Day-Night-Controllers-General-1536x1536.png 1536w\" sizes=\"auto, (max-width: 2000px) 100vw, 2000px\" \/><\/a>\n\n\n\n<p class=\"gb-text gb-text-9e93a6f4\">Day &amp; Night Controllers<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"episode-content\">\n<h4 class=\"gb-text episode-copy gb-text-fb517e18\">The Environment Is Taking Shape<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">The right temperature and humidity can make a huge difference as the plants move through each stage of the grow. With Sarah taking another point and the environment now under control, the growers are ready to tackle the next part of their setup.<\/p>\n<\/div>\n\n\n\n<div class=\"episode-content\">\n<h4 class=\"gb-text episode-copy gb-text-870bc708\">The Scoreboard<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">The pressure was on this week as both growers tackled the heat and humidity setup. <strong>Sarah<\/strong> got her equipment set up quickly and with relatively few issues, while Jasmine struggled and needed a helping hand from the others. <strong>That gives Sarah the point this week.<\/strong><br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"918\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Heat-Humidity-scaled.png\" alt=\"\" class=\"wp-image-3554\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Heat-Humidity-scaled.png 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Heat-Humidity-300x108.png 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Heat-Humidity-1024x367.png 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Heat-Humidity-768x275.png 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Heat-Humidity-1536x551.png 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/Heat-Humidity-2048x734.png 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"episode-content header-bg\">\n<h4 class=\"gb-text gb-text-b6a5390a\">Next up: Controllers<strong>&#8230;stay tuned and subscribe on <a href=\"https:\/\/www.youtube.com\/channel\/UCGKQktvNibypOyzcKlTgS-g\" target=\"_blank\" rel=\"noreferrer noopener\">YouTube<\/a> to follow the series.<\/strong><\/h4>\n\n\n\n<div class=\"previous-episodes-container gb-element-b017360f header-bg\">\n<h3 class=\"gb-text gb-text-04031b04 text-dark-green-bg\">Other Episodes<\/h3>\n\n\n\n<div class=\"previous-episodes-container\">\n<div class=\"wp-block-query previous-episodes-grid is-layout-flow wp-block-query-is-layout-flow\"><ul class=\"columns-4 wp-block-post-template is-layout-grid wp-container-core-post-template-is-layout-85a54dc3 wp-block-post-template-is-layout-grid\"><li class=\"wp-block-post post-2769 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/05\/1274_Thumbnails_AskingTheRightQuestions_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"The Great Indoors - Asking The Right\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/05\/1274_Thumbnails_AskingTheRightQuestions_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/05\/1274_Thumbnails_AskingTheRightQuestions_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/05\/1274_Thumbnails_AskingTheRightQuestions_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/05\/1274_Thumbnails_AskingTheRightQuestions_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/05\/1274_Thumbnails_AskingTheRightQuestions_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/05\/1274_Thumbnails_AskingTheRightQuestions_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e01-asking-the-right-questions\/\" target=\"_self\" >S01E01 &#8211; Asking the Right Questions<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e01-asking-the-right-questions\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3050 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Propagation_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Propagation\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Propagation_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Propagation_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Propagation_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Propagation_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Propagation_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Propagation_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e02-propagation\/\" target=\"_self\" >S01E02 &#8211; Propagation<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e02-propagation\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3223 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_PottingOn_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Potting On\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_PottingOn_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_PottingOn_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_PottingOn_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_PottingOn_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_PottingOn_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_PottingOn_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e03-potting-on\/\" target=\"_self\" >S01E03 &#8211; Potting On<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e03-potting-on\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-2030 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Tents_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"The Great Indoors - Tents\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Tents_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Tents_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Tents_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Tents_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Tents_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Tents_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e04-tents\/\" target=\"_self\" >S01E04 \u2013 Tents<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e04-tents\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3266 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Lighting_1.2-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Lighting\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Lighting_1.2-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Lighting_1.2-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Lighting_1.2-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Lighting_1.2-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Lighting_1.2-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/06\/1274_Thumbnails_Lighting_1.2-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e05-lighting\/\" target=\"_self\" >S01E05 &#8211; Lighting<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e05-lighting\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3441 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/07\/1274_Thumbnails_Ventilation-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"The Great Indoors - Ventilation\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/07\/1274_Thumbnails_Ventilation-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/07\/1274_Thumbnails_Ventilation-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/07\/1274_Thumbnails_Ventilation-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/07\/1274_Thumbnails_Ventilation-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/07\/1274_Thumbnails_Ventilation-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/07\/1274_Thumbnails_Ventilation-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e06-ventilation\/\" target=\"_self\" >S01E06 &#8211; Ventilation<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e06-ventilation\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3519 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Sanitisation_1.2-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"The Great Indoors - Sanitisation\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Sanitisation_1.2-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Sanitisation_1.2-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Sanitisation_1.2-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Sanitisation_1.2-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Sanitisation_1.2-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Sanitisation_1.2-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e07-sanitisation\/\" target=\"_self\" >S01E07 &#8211; Sanitisation<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e07-sanitisation\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3543 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"The Great Indoors - Heat and Humidity\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e08-heat-humidity\/\" target=\"_self\" >S01E08 &#8211; Heat &amp; Humidity<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e08-heat-humidity\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3584 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Controllers_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"The Great Indoors - Controllers\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Controllers_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Controllers_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Controllers_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Controllers_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Controllers_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Controllers_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e09-controllers\/\" target=\"_self\" >S01E09 \u2013 Controllers<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e09-controllers\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3609 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Systems_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"The Great Indoors - Systems\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Systems_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Systems_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Systems_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Systems_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Systems_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_Systems_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e10-systems\/\" target=\"_self\" >S01E10 \u2013 Systems<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e10-systems\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3774 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/09\/1274_Thumbnails_Media_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/09\/1274_Thumbnails_Media_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/09\/1274_Thumbnails_Media_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/09\/1274_Thumbnails_Media_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/09\/1274_Thumbnails_Media_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/09\/1274_Thumbnails_Media_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/09\/1274_Thumbnails_Media_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e11-media\/\" target=\"_self\" >S01E11 &#8211; Media<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e11-media\/\">Watch Now<\/a>\n\n<\/li><li class=\"wp-block-post post-3811 page type-page status-publish has-post-thumbnail\">\n<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/10\/1274_Thumbnails_Nutrients_1-scaled.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" style=\"object-fit:cover;\" srcset=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/10\/1274_Thumbnails_Nutrients_1-scaled.jpg 2560w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/10\/1274_Thumbnails_Nutrients_1-300x169.jpg 300w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/10\/1274_Thumbnails_Nutrients_1-1024x576.jpg 1024w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/10\/1274_Thumbnails_Nutrients_1-768x432.jpg 768w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/10\/1274_Thumbnails_Nutrients_1-1536x864.jpg 1536w, https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/10\/1274_Thumbnails_Nutrients_1-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 style=\"font-style:normal;font-weight:600\" class=\"wp-block-post-title has-medium-font-size\"><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e12-nutrients\/\" target=\"_self\" >S01E12 \u2013 Nutrients<\/a><\/h2>\n\n\n<a class=\"gb-text PrimaryButton gb-text-0d33c6ab button\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e12-nutrients\/\">Watch Now<\/a>\n\n<\/li><\/ul><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"gb-element-091ba69b\">\n<div class=\"gb-element-cdeb8635\">\n<div class=\"gb-element-afe406d1 header-bg\"><div class=\"yoast-breadcrumbs breadcrumb\"><span><span><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/\">Home<\/a><\/span> \/ <span><a href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/\">Episodes<\/a><\/span> \/ <span class=\"breadcrumb_last\" aria-current=\"page\">S01E08 &#8211; Heat &amp; Humidity<\/span><\/span><\/div>\n\n\n<h1 class=\"gb-text gb-text-5813d702\">S01E08 &#8211; Heat &amp; Humidity<\/h1>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Keeping Things Comfortable With the plants developing, Sarah and Jasmine now have to tackle one of the trickier parts of the grow: keeping temperature and humidity under control. This episode sees them set up heaters, humidifiers and dehumidifiers before Ian explains why getting the balance right is so important throughout the grow. What You&#8217;ll Learn &#8230; <a title=\"S01E08 &#8211; Heat &amp; Humidity\" class=\"read-more\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e08-heat-humidity\/\" aria-label=\"Read more about S01E08 &#8211; Heat &amp; Humidity\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":3582,"parent":740,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3543","page","type-page","status-publish","has-post-thumbnail"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>S01E08 - Heat &amp; Humidity - The Great Indoors<\/title>\n<meta name=\"description\" content=\"The Great Indoors - Heat and Humidity. Ian explains the importance of VPD and keeping on top of your humidity at each stage of the grow.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e08-heat-humidity\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S01E08 - Heat &amp; Humidity - The Great Indoors\" \/>\n<meta property=\"og:description\" content=\"The Great Indoors - Heat and Humidity. Ian explains the importance of VPD and keeping on top of your humidity at each stage of the grow.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/episodes\/s01e08-heat-humidity\/\" \/>\n<meta property=\"og:site_name\" content=\"The Great Indoors\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-29T08:24:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/globalairsupplies.co.uk\/thegreatindoors\/wp-content\/uploads\/2026\/08\/1274_Thumbnails_HeatHumidity_1-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1440\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/globalairsupplies.co.uk\\\/thegreatindoors\\\/episodes\\\/s01e08-heat-humidity\\\/\",\"url\":\"https:\\\/\\\/globalairsupplies.co.uk\\\/thegreatindoors\\\/episodes\\\/s01e08-heat-humidity\\\/\",\"name\":\"S01E08 - Heat &amp; Humidity - The Great Indoors\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/globalairsupplies.co.uk\\\/thegreatindoors\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/globalairsupplies.co.uk\\\/thegreatindoors\\\/episodes\\\/s01e08-heat-humidity\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/globalairsupplies.co.uk\\\/thegreatindoors\\\/episodes\\\/s01e08-heat-humidity\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/globalairsupplies.co.uk\\\/thegreatindoors\\\/wp-content\\\/uploads\\\/2026\\\/08\\\/1274_Thumbnails_HeatHumidity_1-scaled.jpg\",\"datePublished\":\"2026-08-15T11:00:00+00:00\",\"dateModified\":\"2026-09-29T08:24:50+00:00\",\"description\":\"The Great Indoors - Heat and Humidity. 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