If your old fan unit has additional features like a light or heater that operates off a second switch your electrical wiring will be more complex.
Old work bath fan.
It s located in a ceiling with an accessible unfinished attic above.
Bathroom fan features bathroom fans have multiple uses aside from improving air quality.
Cut the ductwork only as long as needed.
Keep duct runs as short and straight as possible.
Some heaters even operate on a separate switch from the fan so you can turn the fan on or the heater or both.
As a duct run becomes longer and or more convoluted with direction changes the fan has to work harder to move air.
I replaced a 30 year old nutone fan with this one.
By fabricating bath fan duct runs from rigid metal or pvc plastic you ll get the best long term performance from your fan.
I chose it because of the easy retrofit.
It features 0 3 sones for a very quiet operation and has a plug in permanently lubricated motor for continuous operation.
The kit works on most broan nutone and nautilus bathroom fans most bath fans are one of these brands.
They can also provide extra light as well as heat.
Broan nutone 678 exhaust ventilation fan and light combination for bathroom and home 50 cfm 2 5 sones white 4 6 out of 5 stars 1 876 36 04 36.
The bath fan upgrade kit is simply a quieter replacement fan that fits in the existing housing so there s no need to rip up the ceiling and the new grille gives your fan a new look.
Broan nutone exhaust ventilation fans allow your home to exhale eliminating humidity odor and airborne particulates from your bathrooms closets mud room laundry work out space and more.
The bath fan we re replacing is fairly typical.
Ventilation fans improve indoor air quality by venting moist air quickly outside which helps to control mold and mildew growth.
Uninsulated ductwork to the roof.
Use the broan qtx series very quiet 80 use the broan qtx series very quiet 80 cfm ceiling exhaust bath fan with light energy star qualified to ventilate your bathroom.
A bathroom heater fan light can keep the bathroom well lit and comfortable.
While leaving extra length may help during the installation your bathroom fan will have to work harder to move air through.
The fan is properly wired and ducted with 3 in.
The guys ran 4 flexible duct between the fan and the soffit cutting it to length.
I still had to work from the attic side because the 3 inch vent pipe had been cobbled in there and it would have been difficult to attach it to the new fan from below.