G.A.S. DiffuseAir Kit - Complete with RVK & Rope RatchetsThe Diffuse Air Kit Everything You Need for a Uniform Growing Environment This kit provides you with all of the components required to form a complete DiffuseAir set up. Air diffusers perform the same role as your circulation fan, but in a vastly superior way. Instead of directing air movement straight at plants, it diffuses it uniformly around the grow area, preventing issues with windburn and eliminating microclimates (uneven environmental