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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
this backdraft damper is made for reliable performance in active ventilation setups
Where a pack sits decides how well it works
Thirty Liter Pail (8 US Gal) - dispense with ONA Carbon-Air or refill smaller containers
Designed with the user in mind
Formulated specifically for coco substrates during the critical transition from vegetative growth to flowering
Ruck 6'' Intake Filter Box with MERV 5 Mat Filter CMH) this backdraft damper is madeRuck 6 inch Intake Filter Box with MERV 5 Mat The Ruck 6 inch intake filter box mounts on a 6 in duct or fan collar and pre filters the air pulled into the room. Its MERV 5 (ISO Coarse 45%) fiber mat traps dust, pollen, insects, and larger spores before they reach the canopy. The galvanized steel housing holds up in a humid grow room. It measures 8. 1 x 8. 1 x 7. 8 in and weighs 3. 7 lbs. Keeping Dust and Pests Out of Grow Room Intake Air Growers put