Rigid Roof Insulation Types

Foam board or rigid foam.

Rigid roof insulation types.

Foam can also be used as roof insulation. Used in this way the foam lowers the loss of energy through framing members a phenomenon called thermal bridging and increases the overall r value of the roof or wall assembly. Used in roof wall floor below grade structural geofoam applications. Rigid foam insulation packs a lot of r value into a relatively thin package.

Some foam insulation is rigid cut to size and put into the correct place under the roof. Polyiso vs xps vs eps since typical membrane roofing does not include the insulation factor as a customer you have more options to choose from to insulate your facility s roof. Used most widely in insulated concrete forms and structural insulated panels. Must be covered with weatherproof facing.

This is easiest to do while building the house. Expanded polystyrene eps the most versatile of the three rigid insulation options. Highest average r value per dollar about 4 6 r per inch costs the least while meeting or exceeding all required building and energy codes. It is often used as a layer of continuous insulation on exterior walls and in the roof.

Rigid foam insulation for commercial roofing. Polyurethane is one of the most common types of foam insulation. Unfinished walls including foundation walls. There are a few types of insulation options the facility manager owner can choose from.