200 CFM Bathroom Exhaust Fan with Metal Housing and 6 Inches Duct for 200 Sq. Ft

. 200 CFM large airflow capacity for enclosed room up to 200 sq. ft. 2 sones low noise won't disrupt the tranquility of your bathroom. Spraying metal housing for longevity and continued performance. Multi-blade wind wheel maximizes ventilation efficiency. Advanced check valve to avoid backflow of dirty air. 2 ways to install: direct joist mounting or suspension bracket mounting. Wiring diagram: black-lead wire, green-ground wire, white-neutral wire