4 Inch Grow Tent Ventilation System With Centrifugal Fans LAMP_PL55W/2700K and for good reason

and for good reason

* Mylar Silver

It also features lids that can be written on with non-permanent marker and are exquisitely designed to hold Boveda Humidipaks to keep optimal humidity levels (Boveda packs included)

It is 4mm thick and comes in 30 meter rolls - cut as required

4 Inch Grow Tent Ventilation System With Centrifugal Fans LAMP_PL55W/2700K and for good reason4 Inch Grow Tent Ventilation System With Centrifugal Fans And Carbon Filter, Ducting And Hangers This 4 inch ventilation system is perfect for small grow tents and smaller grow spaces rooms. It comes with everything you need including fans, carbon filter, ducting and hangers. The ventilation kit includes the following items: 2X 4 Inch Centrifugal Fans 1X 4 Inch Filtaroo Carbon Filter 2X 4 Inch Aluminum Ductings (Each length is 6 meters) 6X Hangers (4