Extruded Polystyrene Insulation For Roof Rigid

Thermapink tapered roof insulation provides a thermally effi cient moisture resistant positive drainage slope for use under single ply or other types of roofi ng systems.

Extruded polystyrene insulation for roof rigid.

When building or renovating a high performance building envelope there are really three main kinds of rigid foam panels you are going to have to choose from polyisocyanurate known as polyiso pir extruded polystyrene xps often called styrofoam and expanded polystyrene eps. Eps can be used for ground contact and. Extruded polystyrene xps rigid foam insulation provide performance and value in low slope roofi ng systems and are designed to be used over structural roof decks. The average r value is r 5.

For a 1 in thick 4 8 panel. Expanded polystyrene eps with the highest r value per dollar eps is used for roof wall and floor insulation. Extruded polystyrene is manufactured to comply with astm c578 standard specification for rigid cellular polystyrene thermal insulation astm c578 is also the primary reference standard used for specifying polystyrene insulations meaning it defines physical properties for both extruded polystyrene xps and expanded polystyrene eps. Foamular extruded polystyrene xps rigid foam insulation offers foamular extruded polystyrene xps rigid foam insulation offers a comprehensive line of products in a wide choice of sizes thicknesses and edges with a lifetime limited warranty for the life of the home or building.

Foamular xps roof insulation for commercial buildings page 5 foamular xps roof insulation for commercial buildings foamular xps insulation is a rigid foam insulation which meets the needs of today s design professionals for a truly sustainable insulation product. For a 1 in thick panel. Extruded polystyrene xps easily recognized by its blue green or pink color falls in the middle of the three types of rigid foam insulation in both cost and r value used most in walls or below grade applications recyclable and at about r 5 per inch costs around 42 per sq. Polyisocyanurate pir extruded polystyrene xps expanded polystyrene eps or styrofoam.

Owens corning insulation products help improve thermal performance and control moisture in commercial institutional and. Xps is more common for below grade waterproofing and roof systems where insulation is placed over the roof membrane irma or inverted roof membrane assembly. Protected roof membrane assembly prma is a simple and effective method concrete roof insulation method while also protecting the waterproof membrane. The products are easy to handle score cut and install and no special tools are needed.

The average cost of extruded polystyrene insulation is 0 42 sq ft. Polyiso vs xps vs eps. Foamular extruded polystyrene insulation is placed directly over the waterproof membrane providing protection for the membrane but also creating a continuous thermal barrier on the roof. The irma concept is also utilized for insulating building walls where.