Sealing and Insulating a Rim Joist with Spray Foam
A lot of inside air was being lost to the outside while the outside air was being sucked in. The 2 part spray foam was used to seal off all of these air penetrations as well as insulate the rim joist.
Drop Soffit
Holes like this suck up a lot of energy up into the attic. Dr. Energy Saver will seal all of these in the attic.
Dropp Soffit
Many holes of different sizes will be in the attic and a lot of air is lost. In some cases you can see the basement from attic and these holes need to be sealed.
Bad Insulation
Insulation doesn't stop air from coming through your rim joist. The insulation will just act like a filter and capture the dirt and dust particles. Dr. Energy Saver uses the 2 part spray foam to seal these air penetrations and it gives the cantilever/rim joist insulations.
Plenum
This is where your ducts connect act so all of your is going to go through here. It is very important to have this sealed other wise attic air will be sucked in and conditioned air will be lost.
Air Seal Attic
Air is constantly lost into the attic through the ceiling. Dr. Energy Saver seals all these penetrations with spray foam.