Roof Ridge Vent Installation

Add any connectors and end caps that came with your ridge vent system to ensure the vent is watertight.

Roof ridge vent installation.

Vents evenly spaced underneath the roof provide intake. It can supply the venting equivalent of four square vents or three round ones while being all but. Exact rates depend on the type size and number of units you choose to install. When ridge vent installation is performed correctly the vent increases the home s energy efficiency and extends the life of the roof.

An efficient way to gain enough venting area in the roof is to install a vent along the ridge. Because the vent material will look different than the shingles some homeowners may choose to have their roofer shingle over the ridge vent once it s installed. Ridge vents cost 2 to 3 per linear foot. It doesn t work well in warmer climates.

The ridge cap used on this roof comes in 3 ft. Complete replacement may be over 1 000 on some roofing types. Installing a roof vent costs between 300 and 650 on average including labor and materials. Then they lap the peel and stick existing felt and new housewrap over the step and kick out flashings so that any water hitting the wall is directed onto the roof instead of behind the flashing.

Ridge caps should be oriented to face away from prevailing winds. Before the ridge vent installation begins the crew installs pieces of peel and stick membrane to patch under the existing felt paper on the adjacent wall. Multiply it by 18 square inches the net free air per foot of ridge. Position the aluminum ridge vent along the reference line.

Shingles which are perforated to be broken into 12 in. Tools you will need for roofing from amazon bostitch coil nailer https amzn to 2u1v8e2 shingle remover https amzn to 2fzu5wf roof snake https amzn to 2. The next step is to cap the ridge. This gives you 450 square inches of total exhaust.

Expect the installation of a ridge vent to run about 500 on average if you re not touching the rest of the roof. Since exhaust and intake must be equal 450 square inches of total intake is required as well. Roof ridge vents and other forms of roofing ventilation work better when. To calculate an example of exhaust and intake use 25 feet of roof ridge vent.

Fasten the vent to the roof decking and rafters or trusses by nailing through the flange on both sides of the vent using the nails and nail spacing recommended by the manufacturer.