Does it matter that there is insullation touching my exaust fan?

Although there are many factors that will determine what size exhaust fan you need, as a general rule, take the length times the width of your bathroom to come up with the square footage. Assuming the ceiling height is 8 feet, take the square footage and multiply it by 110% (or 1.1). This will give you the amount of ventilation needed for your bathroom. For instance a 10 foot by 10 foot bathroom with 8 foot ceilings would have a square footage of 100 sq. ft., take 100 times 110% to get 110. You ...

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This is typically attributed to one of two causes:1. When hot air is being exhausted from the bathroom into cold ducting, some condensation might form that will travel back through the ducting, into your unit. This can usually be avoided by wrapping the ductwork with insullation, limiting the amount of condensation.2. In cold climates, ice can form on the roof or wall cap. When the hot air from the bathroom travels across this ice, it melts and travels back down the ducting into your unit. Thi...

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Exhaust fans provide ventilation, helping to clear the room of steam and odors. Properly ventilating a bathroom helps deter the growth of mold and mildew by ventilating excess humidity from the room.

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Exhaust fans with a UL listing for installation over a tub or shower on a GFCI circuit can be installed over a tub or in a shower.  Units that include any type of heating fuction to them are not able to be installed over a tub or shower. Check you specific product for more information.

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1. Check that there is power to the exhaust fan. The most common trouble is the circuit breaker is off or there is a blown fuse.2. Turn off power to the exhaust fan and check that all wires are properly connected. Refer to your specific model's installation instructions for proper wiring instructions.

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