Bathroom Fan Insulation Attic

Seal off the chimney chase with sheet metal and or non combustible caulk.

Bathroom fan insulation attic. Before you rush to the attic or go the roof to check for any leaks make sure the exhaust fan duct is properly insulated and run the fan more frequently for a prolonged period. If you see that your duct isn t insulated at all pick up duct insulation at the home center. To avoid mistakes not running it at all consider installing switches with built in timers. Caulk foam seal all penetrations into the attic space ie duct chases plumbing chases wiring electrical boxes from lights down below.

If bath fan ducting isn t properly insulated the moist air from your house will condense inside the duct. Bathroom vent fan ductwork insulation. While insulating you can make some mistakes. Options for venting a bathroom exhaust fan include best to worst.

This is much easier to do if you have attic access because if you don t you usually have to remove some ceiling drywall and run the ducts along a joist. Insulate the bathroom exhaust vent fan ducts. Through the roof or an exterior gable wall. Insulate your attic access door hatch with weatherstripping and foamboard to r10.

You may find that the insulation simply needs to be refastened. The first step is to head to the attic.