1PACK Broan 509 Fan, Wall, 8 3/8 In

Exhaust Fan, Control Type No Switch on Unit, Duct Diameter 8 in, Exhaust Airflow @ 0.000 in SP 180 cfm, For Maximum Wall Thickness 9 1/2 in, For Minimum Wall Thickness 4 1/2 in, Housing Material Steel, Housing Finish Galvanized, Includes Backdraft Damper, Maximum Airflow 200 cfm, Maximum Coverage Area 195 sq ft, Maximum Noise Level 9 sones Duct Dia. (In.): 8-3/8 in;Grille Length (In.): 11 1/2 in;Housing Width (In.): 14 1/4 in;Housing Height (In.): 14 1/4 in;Grille Width (In.): 11 1/2 in;Housing Length (In.): Adj 4-1/2 to 9-1/2 in;Overall Height: 9 1/4 in;Overall Width: 11 1/2 in;Profile Height Family: High;Grille Width: 11 1/2 in;Duct Diameter: 8 in;Grille Length: 11 1/2 in;Overall Depth: 11 1/2 in;Manufacturer Length: 1 yr; Item: Exhaust Fan;Type: Through-the-Wall;CFM @ 0.000-In. SP: 180 cfm;Voltage: 120 V AC;Grille Material: Polymeric;Sones HVI: 6.5;Amps: 1.5 A;Housing Material: Steel;Includes: Backdraft Damper;Motor RPM: 1,925 RPM;