Attic Insulation Around Bathroom Exhaust Fan

Insulate the bathroom exhaust vent fan ducts.

Attic insulation around bathroom exhaust fan.

The first step is to head to the attic. Inspect the attic floor around the fan box for air leaks. What is the best thing to do to correct this problem. Insulation problems will lead to other problems like the fan not being able to extract any humidity from the bathroom at all.

The duct runs in my attic above the bathroom ceiling two story home. T he result of the insulation problem around a bathroom exhaust fan is either water stains or mold near the vent of your bathroom. When moist air is carried through a duct that passes through a cold attic space condensation will occur. If you take it through the roof using a metal pipe do you use insulation around the pipe.

Water stains on the ceiling around your bath fan may indicate a leak coming from the vent cap on your roof but condensation is the more likely culprit. Remove insulation around the exhaust fan on the attic side. If bath fan ducting isn t properly insulated the moist air from your house will condense inside the duct. I used flexible 4 aluminum duct to the exhaust damper on the roof.

This is non usable space and it is well ventilated with ridge and soffit ventilation so it does get cold in the winter. The job of a bathroom exhaust fan is to remove moist air and foul odors from the bathroom. Home bathroom bathroom exhaust fan. Bathroom vent fan ductwork insulation.

I have a bathroom exhaust fan that is vented directly into the attic. Keep calm if that happens to you. I recently installed a bathroom exhaust fan.