Order Now Tjernlund Duct Booster Increases Heating and Cooling Power - 275 CFM

Increases heated or cooled air flow to problem rooms up to 50%! Squirrel-cage style Duct BoosterÆ installs in ducts 5in. in diameter or more and in rectangular ducts at least 3 1/4in. deep. Dependable 40 Watt Fasco motor moves 275 CFM free air, draws .51 Amps. UL listed. Auto and Manual: Yes, CFM: 275, Works With: Heating and cooling ducts, Amps: 1/2, Motor: 40 Watt Fasco motor, Mount Type: Mount