Attic Eave Vent How To Keep Insulation Off

For the same reason insulation shouldn t touch the roof s underside.

Attic eave vent how to keep insulation off.

It can be cut to fit most joist spaces and is an affordable way to meet energy code requirements for air flow. While hardly anybody agrees on the best roof ventilation system everybody agrees some roof vents do hardly any good at all. Grab a flashlight and inspect your attic during the winter. Vents come in various styles.

Use it between rafters to create an air channel through insulation to help keep air flowing freely in your attic. Attic ventilation is critical to the health of your house. If the attic is insulated with fiberglass batts just pull back any that are blocking the flow of air. Take for example ridge vents.

Air flows in through the soffit vents and out through the roof vents. The airflow from the soffits to the ridge vent keeps the roof cool and prevents ice dams and the material will block that flow. If you see dampness or frost you need better roof ventilation and some attic vents. At first it may seem odd to add insulation for warmth and then purposely allow cold air to enter the attic through vents but this combination is the key to a durable and energy efficient home.

Vents placed in the underside of the roof s overhang or soffit provide a means for air to get into the attic to help cool it in the summer months. Staple plastic or foam baffles to the roof sheathing near the eaves to keep the material away. The majority of roofing experts agree that ridge vents are the most effective and cost effective roof vents available. I have roof vents so i have roof ventilation.

For the best results place roof ventilation near the roof s peak and soffit vents in the eaves. Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic. 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. You should clean soffit eave and other types of attic air intake vents at least every couple of years if not annually.

The best way to clean them is with blasts of compressed air to blow away dust dirt and any loose insulation that may have fallen into the soffit area. For improved air circulation in the attic install the durovent 22 in. How to keep blow in insulation out of soffits.