Installing Attic Soffit Vents

Smaller on each side than the vent you re installing.

Installing attic soffit vents.

Continuous or individual soffits. Rafter vents ensure the soffit vents are clear and there is a channel for outside air to move into the attic at the soffits and out through the gable or ridge vent. Drill some holes in the wood soffit in order to insert the saw blade and begin cutting. Look at your eaves and roof.

If your attic doesn t have proper ventilation the best way to increase the flow of fresh air through your attic is by adding vents to the soffit boards on the bottom of your eaves. Divide the vent area by the opening in each vent to come up with the number of vents needed. Butt a cardboard template against the fascia and mark your soffit hole locations to begin soffit vent installation. From the fascia to avoid waves and ripples in the soffit plywood.

Use a cordless drill and a spade bit to drill the holes into the wood. If you don t see any attic vents on the roof or in the eaves you need to add some. 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. Drill holes into the soffit the lower surface of the eaves will need to be cut into using a jigsaw or keyhole saw.

For example a vent with a 6 x12 opening would equal 0 5 sq. Make the vent hole 1 2 in. Touch your ceiling on a warm sunny day. Rafter vents come in 4 foot lengths and 14 1 2 and 22 1 2 inch widths for different rafter spacings.

Use a cordless drill driver to secure the vent to the soffit with in long no. Installation of this type of attic ventilation involves leaving a gap in the sheathing along the ridge and covering it with a perforated vent. With the help of an assistant raise the vent up to the soffit and center it over the cutout slot. If you widen existing holes widen them toward the fascia but no closer than 3 in.

Soffit vents are one of the most popular intake vent styles. Step 5 attach the vent to the soffit photo by merle henkenius. Static vents often protrude from roofline thanks to. Soffit eave vents work in conjunction with gable roof or ridge vents to provide a natural flow of air through your attic.

Space soffit vents evenly around the bottom of the low sides of your roof. Continue installing additional strip vents until you reach the far end.