Air Sealing Attic Edges

In the summer and winter your home s conditioned or heated air will leak out through gaps in your home s sealing.

Air sealing attic edges.

Drywall clips support the edge of these pieces of drywall when they did not land on a truss. Conscientiously air sealing the attic ceiling after the drywall is hung before insulation makes getting to 3 ach50 much easier. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the. Then carefully seal the edges and seams with acoustical sealant.

Understanding the air barrier. Air seal your attic for energy savings. Air sealing products that work. An energy assessment provides answers a professional home energy assessment by a resnet certified energy professional is the best way to evaluate your energy consumption providing you with a comprehensive assessment of your home s energy performance.

Most people just add insulation to their attic this will not stop the escaping warm air. When you re done sealing your attic bypasses push the insulation back into place with an old broom handle or stick as you back out of the attic. After air sealing attic ventilation is your second line of defence against the water vapour that may have found its way into the attic. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11.

A professional home energy assessment by a attica green solutins is the best way to evaluate your energy consumption providing you with a comprehensive assessment of your home s energy performance. Before i add insulation i seal the attic. Some holes are apparent like attic hatches or folding attic steps. Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money.

It ensures a colder well vented attic space less prone to the formation of ice dams at the eaves. And then seal the edges with foam sealant. This leads to increased energy costs and a less comfortable home environment. Before the last drywall sheet was hung i went up in the attic and used spray foam to air seal all of the edges of the drywall to the top plates of the walls as well as all the seams between the sheets and around electrical gang boxes.

Poor air sealing is a problem for all seasons. To keep the attic vented and get the top plate sealed and insulated from outside would be important but tricky. I m interested to hear what others have done in that situation. Sealing the ceiling so the attic insulation can work.

When the soffit contractor s workers got the first part of the soffit opened up i missed some of the sealing. Proper sealing is difficult but adding compressible self stick foam tape along the upper edges of the plywood door will help reduce air leakage.