How To Properly Air Seal An Attic

Install foam gaskets behind outlet and switch plates on walls.

How to properly air seal an attic.

Apply self adhesive foam weatherstrip tape to the top edge of the stop. Inspect dirty spots in your insulation for air leaks and mold. Long pants long. Combined with attic insulation air sealing can help to alleviate the formation of dangerous ice dams in the winter.

We ll show you how to maintain proper air flow in an attic when you re going to add extra insulation over the attic floor. Mask if you have loose blown in insulation i highly recommend the 3m changeable filter mask. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11. The standard solution and the one i recommend is to install a layer of 1 2 inch drywall with taped seams first followed by the tongue and groove boards.

Find electrical wires and boxes. By air sealing in your attic you can stop many major air leaks and help to maintain the desired temperature throughout your home. When planning how to air seal an attic work from big to small in order to make the most of your time. And we ll show you how to seal up the ductwork and ventilation fans.

Soffits drop ceilings and open joist spaces. 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. Air seal your attic for energy savings. Special heat resistant caulk for sealing around your furnace flue and chimney.

Silicone or acrylic latex caulk and a caulk gun practice using the caulk gun first used for air leaks that are smaller than. Begin by filling the garbage bags with 16 inch strips of insulation and use these to stuff any open joist spaces and soffits. Reflective foil insulation or rigid foam insulation to cover soffits open walls and larger holes. The attic is usually where you can find some of the largest opportunities to save energy in your home.

To properly seal your attic hatch also known as an attic door or scuttle hole at a minimum you should apply weather stripping and ensure the attic side of the attic door is insulated. David you absolutely must have a tight air barrier under your tongue and groove ceiling since the boards do nothing to slow down air flow.