Less ductwork and holes in the roof for hood vents with an inline system. Applications can be limited, as you'll need accessible attic space to install an inline fan. Material and installation ...

Adding an elbow connector or an external vent hood with a backdraft preventer will add approximately 10 to 15 feet of duct length. You may need a higher CFM rated fan if your ductwork is long or ...

Beyond high-velocity applications, HIFI Vent's plaster-in designs for traditional HVAC systems deliver the same flush aesthetic for conventional ductwork. Options include models compatible with ...