StarRGard X

StarRGard X is high quality expanded polystyrene (EPS)

StarRGard X is a lightweight, closed cell, rigid insulation manufactured from expanded polystyrene (EPS). It is available with reflective metallic, clear, and white facers. StarR Fan Fold meets or exceeds ASTM C578, Standard Specification for Rigid, Cellular, Polystyrene Thermal Insulation.
  • Sheathing
  • Cavity walls
  • Crawl spaces
  • Interior walls
  • Concrete slabs
  • Basement walls
  • Sliding backer board
  • Radiant-heated floors
  • Below grade insulation
  • Cold storage & freezers
  • Pre-cast concrete panels
  • Tilt-up concrete insulation
  • Waterproofing protection board
  • Stable R-value
  • Proven performance
  • Environmentally friendly
  • Moisture resistant
  • Energy efficient
  • Cost-effective
  • Code approvals
  • User friendly
  • Durable
  • Increased R-values
  • Energy Star approved
  • No CFC, HCFC, HFC, or formaldehyde
  • Termite protection available
  • Available sizes:
  • 4'x4' and 4'x8' panels in 3/8" to 5" thick
  • 200 sq. ft. fanfold bundles with thickness of 3/8" to 1/2"
  • Reflective, metallic, clear, or white faces
  • 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 X Test Method
Nominal Density (pcf) 1.50 ASTM C303
Thermal Resistance (R-Value) ASTM C518
or C177
(per inch) at @25°F 4.75
(per inch) at @40°F 4.55
(per inch) at @40°F 4.17
Water Vapor Permeability (perms) <1.0 ASTM E96
Water Absorption (max. % volume) <1.0 ASTM C272
Oxygen Index, Min. 24% ASTM D 2863
Properties Type X Test Method
Comprehensive Strength @10% deforamtion, min. (pcf) 20.0 ASTM D1621
Flexural Strength (min. psi) 50.0 ASTM C203
Dimensional Stability <2% ASTM D2126
Flame Spread <20 ASTM E84
Smoke Devolped 15-300 ASTM E84
StarRGard Thickness Design Temp R-Value*
.50"

40°

75°

5.30

5.10

.75"

40°

75°

6.45

6.15

1.00"

40°

75°

7.60

7.20

1.25"

40°

75°

8.75

8.25

1.50"

40°

75°

9.90

9.30

1.75"

40°

75°

11.05

10.35

2.00"

40°

75°

12.20

11.40

2.25"

40°

75°

13.35

12.45

2.50"

40°

75°

14.50

13.50

  • StarRGard X