Foam Board Insulation R Value Per Inch

Estimated r value of asbestos insulation per inch for pipe insulation corrugated paper.

Foam board insulation r value per inch.

With an r value of 6 5 per inch polyiso offers greater thermal resistance than other rigid foam products. The r value of closed cell foam is r 6 5 7 per inch. Asbestos cement board r value. Here are the installation methods from lowest to highest average r value per inch.

This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. Ft to the compare list. Blown in or loose fill insulation. R 3 2 polyisocyanurate rigid foam insulation board r matte plus 3 thermasheath 3 is rigid foam r matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation board.

Asbestos cement shingle siding. Asbestos lagging and paste will have a lower value. It s made of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer. Jun 12 2017 in regards to closed cell sprayed in foam insulation r value can range between r 4 9 to r 7 1 per inch.

Extruded polystyrene foam xps also known as blue board or pink board comes in many different thicknesses and edge profiles. For example a wall with 3 fiberglass batting r value of 10 8. This insulation board is probably one of the most widely used foam board insulation products in the residential construction industry. Closed cell insulation products such fiberglass batt insulation standard fiberglass insulation batts or blankets provide an r value of 2 2 to 3 8 per inch of thickness.

Note that the material the insulation is made from will change the r value as well. Foam board insulation. In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and an inch of blown cellulose in an attic has an r value of 3 2 3 7. This foam board insulation is available with straight or tongue and groove edges to help limit air movement.

Rmax r matte plus 3 1 2 in. Along with knowing the r value of a particular insulation it is also important to calculate the r value of a total system. It is denser than eps and provides more r value with a rating of 5 per inch of thickness. 1 2 inch 3 3 4 inch 9 1 inch 16 1 1 2 inch.

Asbestos loose packed fibers powder. Compare click to add item insofast exi 2 5 r 10 eps foam board insulation panels 40 sq. Thermal conductivity k 0 15. When making a selection below to narrow your results down each selection made will reload the page to display the desired results.

Radiant barriers and vapor barriers are not rated by. Xps has an r value of 4 5 to 5 0 per inch of thickness.