Tjernlund Db 2 Duct Booster, Increases Heating And Cooling Power, 275 Cfm

Inline Duct Booster, Housing Material Galvanized Steel, Fits Duct Dia. 5 To 8 In., Voltage 115, Max. Amps 0.51, Max. Wattage 40, Number Of Speeds 1Length 7 In. Cfm At 0.000-In. Sp 275Max. Inlet Temp. 200 Degrees F, Inlet And Outlet Dia. 5 To 8 In., 60 Hz, 1 Phase Motor Rpm 1550, Motor Enclosure Totally Enclosed, Width 9-1/2 In., Height 8-3/4 In. Speed Control Yes Mounting Position Horizontal Includes Mounting Template Restrictions Note: Cfm Rating Is For 8' Dia. Pipe. Air Flow Will Decrease Slightly With Smaller Pipe. In-Line Centrifugal Fan Duct Booster Fits In Round, Square, Or Flat Ducts As Shallow As 3-1/4' Deep. One 4' X 7' Cutout Is Required. Unit Attaches To Ductwork With 4 Sheet Metal Screws. May Be Actuated By 5C968 Pressure Switch. Steel Housing And Wheel. 1/70 Hp, 1550 Rpm, 115V, 60 Hz Permanently Lubricated Motor Is Positioned Out Of The Air Stream. Ul Listed. Max. Operating Air Temp.: 200 F; Not For Use With Combustion Exhaust Motor Shaft Should Remain Horizontal To The Floor; Mount On Bottom Of Horizontal Or Side Of Vertical Duct.