Back Draft Shutter 200mm (8") Shipping Sanlight Flex Power Supply -

Sanlight Flex Power Supply - 60w (2x30w 3x20w 6x10w)

An improvement on the last incarnation

CANNA Start can be used on various substrates like rockwool plugs

Bio Vega is rich in highly absorbable betaine nitrogen that is released according to the plant’s needs

and add nothing else

Back Draft Shutter 200mm (8") Shipping Sanlight Flex Power Supply -When 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