What is a Sone?

Call the manufacture and reference the model number of the main unit.  Ask for the model number of the replacment part you need, and make sure to ask the name of ther person whom you spoke with.  Then simply call our customer service.Keep in mind that often times replacment parts can be expensive.  You'll be responsable for paying for a special non-stocking non-returnable order.  There are several alternative to ordering replacment parts which can be discussed with customer...

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Check the grill for build up and clean if needed or check for obstructions in the ductwork. A common obstruction is build up in the roof or wall cap such as birds nests or other debris.

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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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CFM is an acronymn for Cubic Feet per Minute. This number is the unit of measurment for how much air is exchanged in one minute of time. The higher the CFM the more "powerful" the exhaust fan is.

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On most exhaust fans the model number is located on a sticker on the inside of the housing. You may need to remove the grill in order to see the model number.

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