It can be applied on the roof floor and walls and it s most widely used in structural insulated panels and insulated concrete forms.
Rigid insulation on concrete wall.
This refers to insulation uninterrupted by furring or by the webs of concrete masonry units.
Eps is by far the most versatile of the three rigid insulation options.
For example the wall may be 30 feet long by 7 feet high.
And there is no effective way to fill the voids in an existing concrete block wall.
Interior installation using the rigid board batt or spray on methods is the least expensive method.
Polystyrene foam boards commonly called foamboard are a clean lightweight convenient way to insulate bare concrete walls.
How to install rigid foam insulation between studs measure the project area.
Do not subtract studs.
There is almost no mess and the foam isn t itchy like fiberglass.
Three basic types of thermal insulation are available rigid board batt or blanket and spray on.
Thermal grip brick tie washer 2 diameter plastic washer used with barrel style brick tie for attaching continuous rigid insulation ci.
One of the options the iecc prescriptive r values iecc table 502 2 1 calls for continuous insulation on concrete masonry and other mass walls.
Concrete walls can be insulated on the interior or exterior face or by embedding the material within the wall.
Examples include rigid insulation adhered to the interior of the wall with furring and drywall applied over the insulation continuous insulation in a masonry cavity wall and exterior insulation and finish systems.
Consider 210 square feet to be the entire amount of rigid foam insulation to purchase.
Because it isolates the concrete s thermal mass from the inside space however it is the least desirable from the standpoint of energy conservation.
Eps is also the most inexpensive of the three types of rigid foam insulation while also meeting the required building and energy codes.