How do you install a Broan bathroom fan upgrade kit?

Broan 690 60-CFM Bathroom Fan Upgrade Kit Broan makes it easy. Simply remove the old grille, remove the old fan assembly, attach the new fan and new motor plate, and install it into the existing housing. For the grand finale, snap the new white polymeric grille into place, and it’s ready to go.Click to see full answer. Also, do you need an electrician to replace a bathroom fan?You will need a professional electrician for fitting a bathroom extractor fan as any electrical work in bathrooms is considered high risk due to the damp and humidity, but you will likely have to decorate yourself to finish the job.Likewise, how much does it cost to replace a bathroom exhaust fan? Installing a simple replacement may cost $100 or less while running new ductwork and wiring or reworking cabinetry for a new installation could cost $500 or more. The cost for a fan can range from $80 for a basic bath fan to over $400 for a heavier duty workshop or garage fan. Considering this, do bathroom exhaust fans need to be vented outside? 4 Answers. Bathroom vent fans must be vented to the out of doors. Venting this fan into the attic is simply asking for problems. The excessive moisture will cause condensation on the roof members, insulation and eventually cause mold.How do you install a bathroom exhaust fan in an existing light fixture?Remember, you also need to wire an extra switch to turn the fan on unless you want it to come on with the light all the time. You will need to run 3-wire cable between your new exhaust fan and the existing switch. Then you will need to remove the old switch and replace it with a double switch at that electrical box.