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Roof Insulation - StarRGard

StarRGard is a lightweight, closed cell, rigid insulation manufactured from expanded polystyrene (EPS). It is available with reflective metallic, clear, and white facers. StarRgard can be used in commercial and residential continuous insulation, cold storage, topping slab, and numerous waterproofing applications. StarRGard meets or exceeds ASTM C578, Standard Specification for Rigid, Cellular, Polystyrene Thermal Insulation.

Applications

  • Roofing fan fold
  • Below grade insualtion
  • Waterproofing protection board
  • Cavity walls
  • Cold storage & freezers
  • Radiant-heated floors
  • Under slab insulation
  • Pre-cast concrete panels
  • Sliding backer board
  • Tilt-up concrete insulation
  • Sheathing
  • Basement walls
  • Crawl spaces
  • interior walls
  • Concrete slabs

Benefits

  • 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

Product Data Sheets

Foam Product Type Application View / Download
StarRGard I (13 PSI) View Download
StarRGard X (15 psi) View Download
StarRGard IV (25 psi) View Download
StarRGard VI (40 psi) View Download
StarRGard VII (60 psi) View Download

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  • Available sizes:
  • 4’x4′ and 4’x8′ panels in 3/8″ to 5″ thick
  • 200 sq. ft. fan fold bundles with thickness of 3/8″ to 1/2″
  • Reflective, metallic, clear, or white facers
  • Contact your sales representative for more information
Properties Type I* Test Method
Nominal Density (pcf) 1.0 ASTM C303
Thermal Resistance (R-Value) ASTM C518
or C177
(per inch) at @25°F 4.35
(per inch) at @40°F 4.17
(per inch) at @40°F 3.85
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 I* Test Method
Comprehensive Strength @10% deforamtion, min. (pcf) 13.0 ASTM D1621
Flexural Strength (min. psi) 33.0 ASTM C203
Dimensional Stability <2% ASTM D2126
Flame Spread <20 ASTM E84
Smoke Devolped 150-300 ASTM E84
StarRGard Thickness Design Temp R-Value*
.50"

25°

40°

75°

5.00

4.90

4.80

.75"

25°

40°

75°

6.10

5.90

5.70

1.00"

25°

40°

75°

7.20

7.00

6.70

1.25"

25°

40°

75°

8.30

8.00

7.60

1.50"

25°

40°

75°

9.40

9.10

8.60

1.75"

25°

40°

75°

10.50

10.10

9.60

2.00"

25°

40°

75°

11.60

11.10

10.50

2.25"

25°

40°

75°

12.70

12.20

11.50

2.50"

25°

40°

75°

13.80

13.20

12.40

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