Connecting Attic Vents

How to check attic ventilation.

Connecting attic vents.

Start in the attic and drill a hole through the roof in the desired vent location. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. Use no hub fittings to connect a pvc fitting to cast iron or abs pipe. Photo by merle henkenius.

Space the holes 12 to 14 in. Leave the drill bit sticking through the roof so you can find the hole. Moreover if you have asphalt shingles on the roof attic. Soffit vents are one of the most popular intake vent styles.

Screw holes through both flanges. They are easy to install under the roof s overhang which is known as the soffit are generally hidden from sight and provide excellent protection from weather outdoor debris and pests while still allowing air to flow into the attic. Intake vents located at the lowest part of the roof under the eaves allow cool. To avoid rotting wood clumping insulation and mold your attic needs to be properly ventilated.

Cut the pipe and connect a reducer tee fitting. Continuous or individual soffits. With the help of an assistant raise the vent up to the soffit and center it over the cutout slot. In the attic tap into a conveniently located vent pipe.