Covering Attic Ventialtion Holes

That said air resistance and interference such as vent grates reduces the area of true ventilation.

Covering attic ventialtion holes.

Obviously you can t vent a conditioned attic so i assume you are suggesting that iowa builder install 2x4s on top of his existing roof sheathing and vent on top of the roof sheathing. Static vents often protrude from roofline thanks to. You re also less likely to damage the shingles when you install them. A hot ceiling tells you that the attic is acting like a solar oven.

Kyle yes attic ventilation must have holes in the bottom and holes in the top for air to flow in and out. That may help but it s an expensive solution. Ridge vents are available from roofing dealers and many home centers. However in order to do so you ll need to cut holes between the rafters in your attic and lower ceiling.

If the attic floor doesn t have a solid surface for you to walk on put enough 2 by 12 boards into the attic opening to create a walkway to use to get to the gable vents. A simple way to help provide ventilation in your attic is to install soffits between the attic rafters. Open the attic access door. Cut hardware cloth to size.

If iowa builder ends up doing that i hope he puts down some rigid foam under the 2x4s. Before actually cutting holes for your vents take the time to carefully consider the placement of the soffit vents. Set up an extension ladder to reach the ventilation holes along the eaves. If you have separate cavities then i would consider adding some passive vents air hawks for this area especially if the area around the duct is small or far away from the main parts of the lower attics.

Ridge vents with attic vent baffles have several advantages. Their low profile and shingle cover make them blend into the roof and they distribute ventilation evenly along the ridge. Touch your ceiling on a warm sunny day. Inspect the holes with a flashlight to make sure.

In other words the entire vent opening doesn t count as vented space. The shutter will open when the electric gable vent is operating. Power gable vent shutter is automatic 20 in. Look at your eaves and roof.

If you don t see any attic vents on the roof or in the eaves you need to add some. Constructed of white aluminum that can be painted. Power gable vent shutter is designed to be used with master flow egv pg series electric gable fans.