Attic Vent Installing From Inside Attic
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.
Attic vent installing from inside attic. To install the rafter vents staple them directly to the roof decking. Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof. The soffit vents are now installed but you still need to make sure there s no insulation blocking the new vents. Set your circular saw at 1 8 inch 0 4 cm greater than the thickness of your roof s soffit when installing an intake vent.
Adding attic vents is a simple matter of cutting holes and installing vents. Mark the roof venting locations from the attic where you can see the rafters and avoid placing roofing vents over them. After creating a space for the vent line the hole with caulk and place the vent inside. From inside the attic your roofing professional will drive a nail about one third of the way down from the ridge between two rafters to mark the desired spot for installation.
If there s blown in insulation like ours rake back the fluffy stuff with a 3 or 4 ft long 1 x 6 or use a garden rake or hoe. If the attic is insulated with fiberglass batts just pull back any that are blocking the flow of air. Simply secure the vent into place with screws and your vent is complete. From the roof he will cut a hole the same size as the diameter of the vent.
Adding proper venting to your attic can cause dramatic drops in summer cooling costs. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. But for a simple gable styled roof structure here is what a ridge vent looks like from inside the attic of a home. Without this air movement any moisture that gets into.
See the benefits of attic ventilation a new roof is more than just shingles. The gable of your house must have openings to allow fresh air to enter and stale air to exit. The ridge vent cut at the roof ridge or peak extends the entire length of the ridge stopping just a foot or so from either end and should give 1 5 to 2 5 of open space no plywood on either side of the ridge board for. How to install gable vents in an attic.
Rafter vents come in 4 foot lengths and 14 1 2 and 22 1 2 inch widths for different rafter spacings. But before you cut any holes plan the locations of the attic vents. Intake vents located at the lowest part of the roof under the eaves allow cool.