Install A Passive Roof Vent

Roof vents enhance the overall comfort of the house by providing escape hatches for hot stale moist air which can reach temperatures of 150 degrees in summer.

Install a passive roof vent.

Make a template using cardboard that s the width of your overhang with a hole the size of the vent cut in it. A drip edge vent is made of a corrosive resistant material that sticks out about three inches back from the roof edge and then bends downward over them. For example if using a vent capable of servicing 100 square feet use 20 vents to service 2 000 square feet of living space. Passive roof vents encourage natural air flow and work without the aid of motorized fans.

Drip edge vents are a two in one installation that promote water shedding at the eaves and rakes of a roof while also allowing for ventilation into the attic. 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. Use a tall ladder to reach a taller overhang. They help keep the home more comfortable by providing areas where the heated moist and stale air can exit your home.

These specialty vents do not affect the. The size of the rectangle will depend on the size of the vents but. Add any connectors and end caps that came with your ridge vent system to ensure the vent is watertight. Have a partner hold the ladder steady so you can work safely.

Then calculate the size of the overall living area and determine how many vents to install. They help keep the home more comfortable by providing areas where the heated moist and stale air can exit your home. 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. Whilst it is possible to retrofit passive ventilation solutions to existing buildings it is highly recommended to incorporate passive ventilation during the design phase of any new building project.