Installing a bathroom fan is not a simple process, but one that the average DIYer can accomplish. There’s nothing wrong with increasing the size of the ductwork, but don’t ever do the opposite or you will restrict the exhaust from the fan! You'll find both the CFM and sone ratings printed on the vent fan's box. Secure the motor to the housing with the screws removed from it earlier. We have simplified it so that you don’t find it tough. Rates are per room unless otherwise indicated. Draw a mark on the bathroom ceiling where you'd like to install the vent fan. Connect to existing electrical and vent ducting. The process of using a bathroom exhaust fan on first floor may seem a bit troubling to some people. You need to use the wire from the exhaust fan to run it through wall. (A modern refrigerator operates at about one sone.). Move the housing around in the hole so you can access the electrical and duct. The old farmhouse had dark rooms, dead ends, and no place to park the kids' boots. Use an extra-long, 3/8-inch-diameter spade bit to bore a reference hole through the ceiling and into the attic. Bathroom Fan Cost Non-discounted retail pricing for: Wall or ceiling mounted ventilation fan. How to install a bathroom vent fan. Other venting options includes running the duct up through the roof or down through the soffit. ReVent bathroom vent fans come in several different sizes to fit your needs. Experts recommend leaving the fan on in the bathroom after a shower for at least 20 minutes to effectively reduce moisture and condensation levels at home. Remove the knockout hole on the side of the fan's housing and attach a cable connector. Connect to existing electrical and vent ducting. In this particular installation, Tom ran the exhaust duct into the attic and through a sidewall to the outdoors. Take the flexible duct that comes with the wall cap kit and slip one end over the elbow attached to the vent fan. With our bath fan installation guides and HVAC installation services you can be sure that your fan is installed properly the first time. Nonetheless, we recommend you to call a professional electrician to wire the new switch since most of us are uncomfortable with electric wires and switches. Use wire nuts to join same-color wires with the ones from the electrical cable you fed into the housing in Step 5: white to white, black to black. It's the best way to expel moisture-laden air and odors, and we have step-by-step instructions for adding a bathroom ceiling vent fan. The plug that comes along with the bathroom exhaust should then be connected into the power outlet. Don’t get bog down, thinking that the process is stringent. Back in the bathroom, measure the inside dimensions of the vent fan's intake port to determine what size hole you need to cut in the ceiling. Also, the installation of the bathroom exhaust fan will go much quicker if you ask a spouse or friend to help be in the attic while you work from below, or to hand you tools while you're on the ladder. Tip: If the grille doesn't hold tight against the ceiling, spread apart its mounting wires to create more tension. We include bathroom venting code citations and the text also explains why bathroom vent fans are needed and describes good bath vent fan choices, necessary fan capacity, and good bath vent fan and vent-duct installation details. Attach the vent point to the exit point, then wire the fan’s electrical connections. Using a jigsaw (a reciprocating saw or drywall saw will also work), and wearing goggles and a respirator, cut through the ceiling on the layout lines. This decorative exhaust fan looks more like a conventional flush-mounted light fixture, but inside is a motor capable of moving 110 CFM. Durable high impact housing ensures quiet operation and maximum performance. 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