How To Install Air Vent On Roof

Here our roofing repair experts share the steps for how to install a roof vent.

How to install air vent on roof.

Installing some type of ventilation mechanism on a metal roof is not a lot different from the addition of vents to any type of roof. The open area of a vent is sometimes listed on the roof air vent as nfva net free vent area. Luckily these vents are easy to find at your local home improvement store and easy to install using just a few tools. They are easy to install under the roof s overhang which is known as the soffit are generally hidden from sight and provide excellent protection from weather outdoor debris and pests while still allowing air to flow into the attic.

Next find a spot on the roof for your exhaust vent draw a square outline the same size as your vent and remove the shingles from that area. 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. To calculate an example of exhaust and intake use 25 feet of roof ridge vent. If not measure the size yourself.

However there are a few simple tips that will help make the process a little easier and also ensure that the vents are placed to allow the maximum benefit. To install a roof vent start by installing air vents along the edges of your attic which will allow the moisture to escape from your home. These specialty vents do not affect the. Soffit vents are one of the most popular intake vent styles.

Using the example above three round vents would be needed 432 144 3 vents or nine square vents 432 50 8 64 or 9 vents. Roof vents will provide about half of the vent area and soffit vents the other half. Then use a circular saw to cut into the area you marked and. Vents evenly spaced underneath the roof provide intake.