Global Air Supplies

From designing and producing purpose-built environmental control equipment to working with some of the best manufacturers around the world, G.A.S are proud producers and distributors of some of the finest ventilation products available. While our roots lie in ventilation, we have expanded our product offering to include high quality horticultural products, so you get the best of both worlds.

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ph & EC: Discover how the Aqua Master range can help you optimise your grow

ph & EC: Aqua Master Meters Aqua Master Tools offer a range of quality pH,

It all began with Van De Zwann: the House & Garden Story…so far

It all began with Van De Zwann: the House & Garden Story…so far 1990 – House