It is especially recommended for exterior cavity walls and foundations.
Dow extruded polystyrene foam board blue board.
Has excellent insulating characteristics high resistance to water and water vapor exceptional compressive strength and long term durability.
Xps has an r value of 4 5 to 5 0 per inch of thickness.
Blue foam products intended to be used as sheathing on exterior walls are faced with thin plastic films that protect the board s extruded polystyrene core and add extra strength to the board.
2 in x 4 ft x 8 ft.
Dow styrofoam insulation blue board is a nonstructural rigid board insulation manufactured of extruded polystyrene foam xps.
Owens corning foamular 250 extruded polystyrene xps rigid foam insulation is a closed cell highly moisture resistant rigid foam board well suited to meet the needs for a wide variety of residential and commercial construction applications.
A multipurpose below grade foundation insulation board.
Styrofoam brand scoreboard insulation is an extruded polystyrene foam insulation board that is easy to cut to commonly used widths.
Styrofoam brand scoreboard extruded polystyrene foam insulation is an extruded polystyrene foam insulation board that is scored longitudinally on 16 and 24 centers making it easy to size to commonly used widths cut and install.
Extruded polystyrene foam xps also known as blue board or pink board comes in many different thicknesses and edge profiles.
Dow 1643 blue styrofoam se extruded polystyrene foam square edge xps insulation closed cell r 20 30 psi 4 inch x 4 x 8 foot square edge.
Blue board can be used both on exterior and interior walls to give you a continuous insulation barrier that can increase effective r value of the wall by up to 20.
Shop dow r 10 common.