Tapered

StarRFoam Tapered is high-quality expanded polystyrene (EPS)

StarRFoam Tapered is a lightweight, closed cell, rigid insulation manufactured from expanded polystyrene (EPS). StarRfoam Tapered insulation is used to create postive drainage and R-Value. StarRFoam Tapered meets or exceeds ASTM C578, Standard Specification for Rigid, Cellular Polystyrene Thermal Insulation.
  • Lightweight concrete systems
  • Can be used for slope creation
  • Stable R-value
  • Proven Performance
  • Environmentally friendly
  • Moisture resistant
  • Csot-effective
  • Lightweight
  • Eliminates poding water
  • Mold resistant
  • Termite protection available
  • User friendly
  • Durability
  • Code approvals
  • Can elimiate fillers uo to 40″
  • No CFC, HCFC, HFC, or formaldehyde
  • Available sizes:
  • 4′ x 4′ panels
  • 4′ x 8′ panels
  • No limitation on slope
  • Contact your sales representative for more information
Kingman, AZ

4555 Olympic Way
Kingman, AZ 86401


928-681-2800

Anthony, TX

1004 Omar Road
Anthony, TX 79821


915-886-4636

Arlington, TX

3220 E. Avenue F
Arlington, TX 76011


800-722-6218

Properties Type XI Type I Type VIII Type II Type IX Type XIV Type XV Test Method
Nominal Density (psi) 0.7 1.0 1.25 1.5 2.0 2.5 3.0 ASTM C303
Thermal Resistance (R-Value) ASTM C518 or C177
(per inch) at @25°F 3.60 4.35 4.55 4.76 5.00 5.05 5.10
(per inch) at @40°F 3.40 4.17 4.25 4.55 4.76 4.85 5.05
(per inch) at @40°F 3.20 3.85 3.92 4.17 4.35 4.50 4.60
Water Vapor Permeability (perms) 5.0 5.0 3.5 3.5 2.5 2.5 2.5 ASTM E96
Water Absorption (max. % volume) 4.0 4.0 3.0 3.0 2.0 2.0 2.0 ASTM C272
Oxygen Index, Min. 24% 24% 24% 24% 24% 24% 24% ASTM D 2863
Properties Type XI Type I Type VIII Type II Type IX Type XIV Type XV Test Method
Compressive Strength @10% deformation, min. (psi) 5.0 10-14 13-18 15-21 25-33 40.0 60.0 ASTM D1621
Flexural Strength (min. psi) 10.0 25.0 30.0 35.0 50.0 60.0 75.0 ASTM C203
Dimensional Stability 2.00% 2.00% 2.00% 2.00% 2.00% 2.00% 2.00% ASTM D2126
Flame Spread <20 <20 <20 <20 <20 <20 <20 ASTM E84
Smoke Devolped 150-300 150-300 150-300 150-300 150-300 150-300 150-300 ASTM E84
  • Tapered