HVAC Ducting and Ventilation

ALORAIR Dehumidifier Aluminum foil Inlet Duct with a Diameter of 12 inches and 13 feet Long (12 inches)

HAN'KITCHEN'LON'S 12" Aluminum Wall Mounted Shutter Exhaust Fan, 1030 CFM High-Speed Vent for Greenhouse, Shed, Shop, Garage, Attic

HAN'KITCHEN'LON'S 14" Aluminum Wall Mounted Shutter Exhaust Fan, 1558 CFM High-Speed Vent for Attic, Greenhouse, Shed, Shop, Garage

HAN'KITCHEN'LON'S 16" Aluminum Wall Mounted Shutter Exhaust Fan, 2060 CFM High-Speed Vent for Attic, Greenhouse, Shed, Shop, Garage

AC Infinity CLOUDLINE H4, Quiet 4” Inline Duct Fan with Speed Controller, Humidity Proof IP65-Rated Ventilation Exhaust Fan in Grow Tents, Mushroom Fruiting Chambers for Propagation and Fungiculture

F&L R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (20" X 24")

4 inch Inline Duct Fan Ventilation Quiet Exhaust Blower Exhaust Fan 30-36W

SET of 10 SLEEK Vent cover 4"x10" duct opening (Overall 5-1/2"x 11-3/4") in Simple Design Solid Cast Aluminum register cover || Powder Coated White with holes

SET of 4 Achtek Air Supply Vent 4"x 10" Duct Opening (Overall 5-1/2"x 11-3/4") Solid Cast Aluminum Register Cover || Powder Coated Black No holes

SET of 7 SLEEK Vent cover 4"x10" duct opening (Overall 5-1/2"x 11-3/4") in Simple Design Solid Cast Aluminum register cover || Powder Coated Black with holes

SET of 2 SLEEK Vent cover 4"x10" duct opening (Overall 5-1/2"x 11-3/4") in Simple Design Solid Cast Aluminum register cover || Powder Coated White No holes

6"x14" Spooky Gothic Air Return Vent Cover in Spider Web Design Cast Aluminum Air Grille HVAC Duct Cover || Powder Coated Black with holes