Venting Dormer Attics

One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.

Venting dormer attics. In mixed climates ventilation serves either role depending on the season. Low profile dormers are often called eyebrow vents. Important for proper cooling of the attic dormer vents are a common entry point for embers. William ridley posted in energy efficiency and durability on february 21 2011 12 57pm we live in zone 6a and our house has several dormers on the second floor.

Calculate or enter the square footage of the attic or area to be vented. Fans and vents may be installed on the roof system that will draw the air out of the attic space and exhaust it to the exterior. Proper attic ventilation consists of a balance between air intake at your eaves soffits or fascias and air exhaust at or near your roof ridge. Photos 1 6 show how it s done.

Our half round dormer vents are attractive long lasting and fire resistant. Attic ventilation with dormers. Whole house fans powered attic fans. Adding attic vents is a simple matter of cutting holes and installing vents.

The shutter will open when the electric gable vent is operating. A key benefit of venting the attic is that the approach is the same regardless of how creative your architect got with the roof. Constructed of white aluminum that can be painted. Let owens corning roofing help you calculate exactly how much ventilation you will need for a healthy and balanced attic with our 4 step ventilation calculator.

Mark the roof venting locations from the attic where you can see the rafters and avoid placing roofing vents over them. It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters. Power gable vent shutter is automatic 20 in. The dormers are what i call face dormers in that they don t have any vertical side walls but just share the face wall with the side of the.

Power gable vent shutter is designed to be used with master flow egv pg series electric gable fans. Because the roof isn t in play here it doesn t matter how many hips valleys dormers or gables there are. These fans may be controlled by a switch or a thermostat which detects heat build up in the attic space and automatically exhausts the attic space. Half round dormers like the one below often are often called round dormers.