Water Dripping From Bathroom Exhaust Fan

The cause of condensation.

Water dripping from bathroom exhaust fan. Use a screwdriver to remove the extractor fan cover. If yours does there s something wrong with it. Condensation in the duct.

Another potential source is a buildup of ice on the roof in winter which may melt in reaction. Here are the possible solutions. New bathroom vent fan dripping water i recently renovated our bathroom new shower in same place as old one replaced 60cfm vent fan with 80cfm using the same hole in the ceiling.

In most of the dripping water from the bathroom fan cases this is the main culprit that you have to consider first. Bath exhaust fans should not drip. You may find dripping water during or shortly after a shower.

There is a good chance that there is condensation inside the duct. In cold climate regions if your bath exhaust fan vents into your attic and not through your roof it could be building up condensation which then follows the vent pipe back down into your bathroom. The problem might be the condensation in the cold duct.

I ve had a few showers since then and every time the vent fan has dripped quite a lot. If the cover or blades of your extractor fan get too dirty it could allow any cold air to linger and condense on them. Water from the roof.

Replace the cover of the chimney. It should be insulated straight and vented to the outside. If bath fan ducting isn t properly insulated the moist air from your house will condense inside the duct.

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. So you run the bath exhaust fan to remove moisture but then you get that drip drip drip from the fan on your nice clean rug. First check the exhaust ducting or tubing.

If the furnace is running while the bathroom exhaust is operating the furnace would be drawing extremely humid air for combustion which could lead to the deterioration of the burners and water dripping inside the furnace cabinet could potentially damage other furnace components. Fill gaps and holes using a flexible roof sealant. Create a more secure water barrier by replacing the flashing and surrounding shingles.

Moist indoor air condenses inside a cold uninsulated duct and water runs down into the fan. Water drips from bathroom exhaust fan two common reasons. Redirect water away by installing what s called a cricket.

You should use a soap and water mixture to clean your cover and the blades at this time. Many people notice the issue.