When you are tight on joist space and need light, this decorative is the ideal solution. The quiet 0.4 Sones bathroom fan with adjustable 50-80-110 CFMs fits 2” x 4” construction and is approved for installation in either an insulated ceiling or wall. A 10W 3000 K 850 Lumens dimmable LED light with 0.7W night light provides just the right amount of light whether showering, shaving, or just trying to steal five minutes of peace. The sleek low profile white grille gives your bathroom an elegant updated look. Galvanized steel fan housing unit with black rust-resistant powder coat finishes and built-in backdraft damper. Oval 4” duct connector and quick-install brackets are included. Full six-year warranty. ETL is listed for wet application when used with a GFCI branch circuit wire, meets ASHRAE 62.2 national standards for achieving acceptable indoor air quality in typical residences, and is JA8 compliant for CA Title 24. Aero Pure bathroom ventilation and lighting solutions- Style. Performance. Energy efficiency.