Venting a bathroom exhaust fan into your attic is never a good idea — here are three better options.
Upgrading your bathroom vent fan but don't know what size you need? Tired of sweating walls? Use our online vent fan cubic feet per minute (CFM) calculator to find out how many cubic feet per minute your fan needs to be! Don't let moisture ruin your beautiful new bathroom. Calculate how big your fan should be and keep your bathroom from sweating.