Back Draft Shutter 315mm (12") Shipping Use at the same rate

Use at the same rate for treating cuttings or seedlings and pre-treating rockwool cubes

The Unis CO2 Controller was the first commercially available dedicated CO2 Controller on the UK market with a revolutionary set and forget design for fast and simple set up and ease of use

is finally available to the European market

germination

Back Draft Shutter 315mm (12") Shipping Use at the same rateWhen your extraction system is turned off a back draft shutter is the perfect way to stop air escaping from your room. It will also prevent unwanted cold hot air from coming back into the grow room when it is not wanted. A Back draft shutter is a cylinder shaped piece of equipment with 2 centrally mounted flaps. The air produced by your duct fan will cause these flaps to open, however when the duct fan is turned off the flaps will shut meaning no air