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Carbon Filters last longer in drier and warmer climate where elevated humidity levels are not prevalent
ECMF-S fans are designed to be suspended from the joists
Debris transferred by vacuum will puncture the this flexible ducts
42" (L) x 14
TerraBloom 4" Air Duct - 8 FT Long, White Flexible Ducting with 2 Clamps 50 foot Carbon Filters last longer in4" DUCT LIGHTPROOF and HEAT RESISTANT: We made this aluminum duct with your Grow Room needs in mind. Thick layer of White PVC on this ducting prevents light leaks and repels heat from your light fixtures to keep the air cool. Works with exhaust and intake fans, carbon filters and hooded lights which are 4" in diameter 4 LAYER TOUGH: Keep your ventilation system free of rips and pin holes. Under the White PVC layer our ducting is built with 2 layers of