Products provide superior insulating properties.
Foam insulation inside walls.
Let s take a look at each type.
This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses.
The insulation is inserted into your home s existing external walls from the inside via small holes which are later patched.
The installation process is similar for both types.
Foam insulation is probably the best retrofit choice in terms of avoiding wall damage.
This process creates holes in your walls that need to be filled patched and painted.
Insulating vertical closed walls with existing fiberglass used to be impossible.
If there s nothing in the walls read slow rise below.
Injection foam expands to work into difficult areas that blown in insulation may ignore.
Here s how to do this.
Foamular extruded polystyrene xps rigid foam insulation offers foamular extruded polystyrene xps rigid foam insulation offers a comprehensive line of products choose the strength you need from 15 to 60 psi and exceptional moisture resistance.
Eps is used under roofing over foundation walls and beneath siding.
In these cases both sides of the wall are up and you want to get an expanding foam inside without tearing down 1 side or the other.
For existing walls the most common types of insulation are loose fill or blow in insulation and spray foam insulation.
You want spray foam insulation in these walls but normally spray foam is sprayed as an expanding seal.
With foam it green you don t need to.