Against the concrete surface with the still wet glue place the insulation panels.
How to install foam insulation on concrete walls.
Firstly you can apply it directly onto the house s concrete walls with the help of a construction adhesive that will hold it in place.
Apply to 2 or 3 boards at a time.
Measure the entire wall area to figure out the amount of rigid foam to purchase.
That is between a floor joist and rim joist if this wall is backing the concrete wall.
Just install a block of 2 by lumber.
The insulation may be rigid board extruded or expanded polystyrene or polyisocyanurate closed cell spray polyurethane foam cellular glass fibrous batt or fibrous blown in insulation note however that fibrous insulation is susceptible to moisture.
Do not subtract studs.
Move to next board and butt tight to previous board.
Apply liberal quantities of liquid nails or other suitable bonding agent to the back of the foam insulation boards and spread over the whole board.
How to install rigid foam insulation between studs measure the project area.
For example the wall may be 30 feet long by 7 feet high.
Secondly and this is the best way you can install a drywall to frame the wall before applying foam board insulation.
If necessary address moisture problems and seal cracks before you begin.
Lay a panel of polystyrene.
After the adhesive cures add extension boxes to the outlets and switches and spray foam into every gap top bottom and around each box.
When the entire surface is covered with the panels measure vertically down one panel so that a mark is made every 24 inches.
Press boards up against concrete wall and hold for a few minutes to allow bond to set.
The concrete should be dry and free from cracks before installing foam insulation boards.
At each mark make a horizontal line using a carpenter s level.
You need to install a few of these ideally every 16 18 or 24 inches.
Interior insulation refers to insulation applied to the interior side of the concrete masonry as shown in figure 1.
Use 2 2 inch lumber for the studs and 2 3 inch lumber for the top and bottom plates.