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Insulfoam R-TECH IV 1" x 4' x 8' 25 psi EPS Insulation

Brand: Insulfoam Mfg#: 310913
Product#: 436310913
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SPECIAL ORDER ONLY – Call your local branch (see Location link above). Type IV R-Tech EPS Insulation, 1 in Thick, 48 in Width, 96 in Length, Rigid Foam Polystyrene Sheet, 1.8 pcf Density, 25 psi Tensile Strength, 40 deg F, ASTM Specified, For Sheathing, Cavity Walls, Concrete Slabs


  • Cost effective - R-Tech is typically less expensive than comparable insulation products
  • Water resistant - R-Tech facers provide a surface that is virtually impervious to moisture
  • Proven Performance the same fundamental EPS chemistry has been in use since the mid-1950s so the actual performance of the product is well known
  • Jobsite durability - with a polymeric facer on either side of the R-Tech, it is an extremely flexible and durable insulation


  • Brand: Insulfoam
  • Product Line: R-TECH IV