How Vent Attic

How to install soffit vents make two parallel lines.

How vent attic.

Using a saw cut holes that are a tad smaller than the vent you re using. Guide to attic air ventilation adequate ventilation. In order to create a consistent flow of cool dry air through your attic you need to make sure the air has a way to come in and go out. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.

Attic venting process mark the spacing of your soffit vents in between the rafters or joists. 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. Rafter vents come in 4 foot lengths and 14 1 2 and 22 1 2 inch widths for different rafter spacings. Connect the two cuts.

It can do both. This method relies on convection which is a mode of heat transfer that is caused by the tendency of warmer air to rise. Hot air exhaust vents located at the peak of the roof allow hot air to escape. Figure courtesy of the nrca.

Start by using a chalk reel to snap two parallel lines down the center of the soffit. Hole through the soffit right between the lines and measure the. Best ventilation is open soffit venting to a open vented ridge vent. A roofer will from the attic mark a spot near the ridge of the roof he may first use nails from the attic to mark preferred spots between two rafters.

Before we explore how to. Secure the vents in place using the included hardware. Next bore a 3 4 or 1 in dia. See the benefits of attic ventilation a new roof is more than just shingles.

Ridge vent must me installed per the manufactures instructions. There are two methods used to ventilate attics. To install the rafter vents staple them directly to the roof decking. The installation of a turbine vent is nearly identical to a static vent.

Insulation at least r 38 or more is there for heating and cooling. The most common method is the static method. Ventilation can be accomplished using various products and techniques. There are many different options available to provide adequate ventilation to your attic space.

Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic. One last thought attic ventilation is not there to get rid of heat it is there to get rid of excess moisture accumulating from the home.