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Northern Tool TJERNLUND PRODUCTS, INC Db2 Duct Booster For Rectangular Ducts
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. Control Type: Manual/automatic, Dimensions L x W x H (in.): 7 in. Length and 4 in. diameter, Includes: (1) Booster fan, Amps: .51, Motor: 40 W Fasco motor, Mount Type: Mounting template included, Works With: Heating, cooling ducts, CFM: 275
As low as $93.05
User Review: this product is great, but I think you have to desing something for square ducts, more powerfull.
Best for: Home
90% of Reviewers recommended this product.