Proper Installatin Of Attic Vent Fan

Begin by removing the screws or nails.

Proper installatin of attic vent fan.

Keep in mind that installing an attic fan on your own can be dangerous. Direct all exhaust fans and vents to the exterior. After attic fan installation ac still off during day. But before you cut any holes plan the locations of the attic vents.

If the existing gable vent is smaller than the diameter of the fan you ll need to remove the vent and install either a larger vent or an automatic shutter. Gable fans are installed at the very top of your gable end walls and vented through the walls outside. Installing an attic fan over an existing gable vent is easiest but you can also install an attic fan on your roof if you don t have a vent to use. Temp 92 f at 5pm.

This was observed on numerous days following the installation. Photos 1 6 show how it s done. If your attic uses soffit vents at the bottom and gable vents at the top for ventilation having a gable vent fan drawing air into the attic would not be the best solution since it would tend to create positive pressure in the attic which could reverse the natural air flow that occurs when heat rises up through the soffit vents and out through the gable vents. One is to route it over to a soffit vent and attach it to the back of the soffit vent but this can work against your exhaust fan because that s actually an air intake so not as good as other methods.

Use hardware cloth metal flashing or scrap plywood to create a safety gap of at least 3 inches all around fixtures. During workdays would leave air conditioner off when leaving in the morning. Mark the roof venting locations from the attic where you can see the rafters and avoid placing roofing vents over them. A gable vent installation will require a different kind of fan than a rooftop installation.

The installation of a turbine vent is nearly identical to a static vent. How to install turbine vents. Several different ways you can move that hot air to the outside. Though it s against building code to vent any kind of exhaust to an attic space many home builders have gotten away with this shortcut.

Static vents often protrude from roofline thanks to. A roofer will from the attic mark a spot near the ridge of the roof he may first use nails from the attic to mark preferred spots between two rafters. You install an attic fan through the roof and flashed under the shingles. Another method a little bit better is if you have a gable style roof and a gable vent on one end of the house you can attach this to the back of a gable vent.

Installation of this type of attic ventilation involves leaving a gap in the sheathing along the ridge and covering it with a perforated vent.