Xps is a recyclable insulation that s mostly used in walls and below grade applications.
Rigid extruded polystyrene insulation panel for walls.
It s also virtually impervious to moisture preventing loss of r value due to moisture penetration.
Panels are 2 x4 with tongue and groove edges on the 4 length.
Wallguard is manufactured using dow styrofoam extruded polystyrene insulation with a factory applied 5 16 inch latex modified concrete coating.
Extruded polystyrene xps this is the most easily recognized type of rigid foam insulation thanks to its popular blue green or pink color.
Thermal performance is rated at r6 6 5 per inch but don t count on that if your winters are cold for the reasons we re about to explain.
Foamular 250 retards the transmission of water vapor and moisture in masonry walls.
Pir polyiso or iso is a thermoset plastic product typically produced as a foam and used as rigid thermal insulation panel most often with aluminum foil facing.
As far as cost and r value goes xps is the middle option of the three.
Foamular 150 rigid foam xps insulation for exterior walls contains hundreds of millions of densely packed air cells to provide excellent thermal performance.