Broan 506 Through the Wall Pull Chain Operated Fan Eliminate humidity or tobacco smoke from recreation rooms, workshops, or cooking odors from kitchens with this powerful utility ventilator. Features permanently lubricated motor and rugged steel housing. Paint the low-profile white polymeric grill to match your decor. Pull chain opens the door and starts the fan. Housing adjusts to fit walls from 4-1/2" x 9-1/2" thick. Specially designed polymeric fan blade. Housing features foam-insulated door for energy efficiency. 470 CFM 8.0 Sones Housing dimensions: 10-3/8" round Grill dimensions: 13-1/2" square 1.7 Amps Direct discharge PLEASE NOTE THE SHIPPING AND RETURN POLICIES NEAR THE BOTTOM OF OUR HOME PAGE.