TerraBloom 4" Air Duct - 8 FT Long, Black Flexible Ducting with 2 Clamps 12.2" 6 x 24 inch model

6 x 24 inch model has a gross weight of 21 lbs and contains 14

TPE has a high-flex rating

The canister is stable and can be free standing and can can be placed on any flat surface such as floor

This Flexible Aluminum Air Duct is designed for use with 4" inline fans for a wide range of household and horticultural applications

You can also select ambient airflow which you want to maintain at all times

TerraBloom 4" Air Duct - 8 FT Long, Black Flexible Ducting with 2 Clamps 12.2" 6 x 24 inch model4" LIGHTPROOF DUCTING: We made this aluminum duct with your Grow Room needs in mind. Thick layer of Black PVC on this ducting prevents light leaks. 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 Black PVC layer our ducting is built with 2 layers of Aluminum Foil With a layer of PET and Steel Wire Helix to preserve the shape