Product details:

Easy fit installation - the housing directly replaces the most common bath fan housing size, eliminating the need to cut dry wall. Quiet, powerful fan operates at 100 CFM and 1.5 sones. Small, simple grill design fits neatly into any bathroom. Galvanized steel construction resists corrosion, equipped with a plastic duct connector and damper to prevent back draft. UL certified, HVI listed, Energy Star compliant. Includes quick connect wire nuts for easy installation.