How To Install An Attic Fan On A Metal Roof

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How to install an attic fan on a metal roof.

Special metal ridge caps install along the length of the roof ridge to allow hot air to escape. In attic mark location of solar powered vent between two roof rafters. In this video this old house general contractor tom silva explains how to keep your attic cool with a fan activated by the sun. 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.

These caps feature a thin strip of perforation hidden beneath a flap of metal that matches the roof. There are two basic attic fan designs. Then get on the roof and draw the circle around the pilot hole with a piece of chalk. Install roof brackets and fall arrest system to roof.

Draw a circle on the roof matching the diameter of your fan. Those made for roof installations and those intended to be mounted in a gable wall. 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. Roof fans are mounted on plastic or sheetmetal bases that serve as.

Drive nail through center of vent location. Cut shingles along circular outline with a utility knife. Scribe outline of vent s flashing on roof using homemade dowel compass. Use a tape measure to determine the diameter of your fan or check the manufacturer s specifications.