How To Wire A Roof Vent Fan

The lower half of the flange sits on top of the shingles.

How to wire a roof vent fan.

Strip away about 6 inches of outer insulation and 1 2 inch of individual insulation from the end of each wire. There are only two wires on the fan tastic vent roof vent w 12v fan part fv801208 a white wire which is the ground and then a black wire which is the power. Slide the vent under the shingles so they cover the top half of the vent flange. Afterward install the vent fan flange as you normally would.

Choosing a whole house fan. First you will need to remove the inside vent garnish. Wrap the joints with duct tape. This is normally fastened to the ceiling with 4 screws.

Then get on the roof and draw the circle around the pilot hole with a piece of chalk. Use a tape measure to determine the diameter of your fan or check the manufacturer s specifications. Rafter vents or insulation baffles install in any rafter space to create narrow gaps that direct fresh air from the soffit vents to the peak of the roof. Apply a bead of asphalt roof cement on the bottom of the vent.

To install a roof adaptor cut and clean the hole in the roof as you would normally. How to install a fantastic vent. Draw a circle on the roof matching the diameter of your fan. These specialty vents do not affect the.

Installing a fantastic rv vent on the roof of your rv is a pretty simple job when replacing an existing vent with 12 volt wiring nearby. The pilot hole you drilled should be in the center of the circle. Insert the end of the 12 2 wire into the fans junction box. The ground wire will need to be ran to a bare metal surface and the power wire will need to be ran directly to the battery it does not go to a thermostat as the controls for the unit are on the bottom.

Before you start step 6 and step 7 make sure to turn off power at your circuit breaker box before you begin any wiring. Nail the lower corners with roofing nails and tar the heads.