Powerful 80 CFM Performance for Moisture & Air Impurities The 512M delivers strong airflow at 80 CFM and operates at a low 4.0 Sones noise level. It’s ideal for use as a fan for bathroom, garage vent fan, or kitchen fan exhaust vent, effectively removing humidity, lingering air, and airborne particles in spaces up to 65 sq. ft. Quick Setup with Through-Wall Installation This wall-mounted through wall fan includes a 15-inch retractable duct, compatible with standard 6-inch ducts and wall thicknesses from 6 to 19 inches. Great for DIYers replacing a ceiling exhaust fan, bath exhaust fan, or upgrading to a quiet ventilation exhaust fan at home or in the garage. Reliable Build for Lasting Use Features a sleek ABS vent cover with fan and a built-in aluminum grease filter. The energy-saving copper motor and electrophoretic-coated 6 inch duct fan provide durability and rust resistance—making it a great choice for a bathroom ceiling exhaust fan, bathroom ventilation fan, or even a bathroom extractor fan in different areas of the home.