Attic Rafter Vents Installation

Rafter vents come in 4 foot lengths and 14 1 2 and 22 1 2 inch widths for different rafter spacings.

Attic rafter vents installation.

Rafter vents or insulation baffles install in any rafter space to create narrow gaps that direct fresh air from the soffit vents to the peak of the roof. Owens corning raft r mate 22 1 2 in. The gable of your house must have openings to allow fresh air to enter and stale air to exit. The side edges of the vent should lie flat against the underside of the roof sheathing.

Use the step ladder to start placing the styrofoam rafter vents. 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. Sometimes called rafter vents baffles provide ventilation and keep the insulation from blocking airflow through your attic. How to install attic rafter vents and baffles.

To install the rafter vents staple them directly to the roof decking. In order to install the rafter vent you have to know the length from the soffit to the ridge. The airflow from the soffits to the ridge vent keeps the roof cool and prevents ice dams and the material will block that flow. Covering up the soffit vents with loose fill or batts which can happen if you stuff insulation along the eaves is a huge no no.

These specialty vents do not affect the. If your rafters have 16 inch spacing break the vents in half lengthwise along their perforated centerlines and install one half width section in each rafter bay. Putting baffles in your attic is a crucial step in installing attic insulation. It is a fairly easy process that will make a world of difference in assisting your insulation and keeping your home protected from rot which can save you a substantial amount of money down.

Rafter vents for home attic insulation come in different lengths and knowing the length will help you to buy enough styrofoam rafter vents. Step 3 placing the rafter vents. Attic insulation rafter baffle proper vents 70 pieces model 70rm view the owens corning attic insulation.