EnerGreen® insulation Board is a moulded expanded polystyrene (EPS) insulation with a thin film laminated to the top and bottom surfaces.

  • Durable product less susceptible to handling damage
  • Easy to cut and install
  • Meets ASTM C578, Type I
  • Meets International Residential Code® requirements
  • For Retrofit and New Construction

Material Properties of ENERGREEN® Insulation Type I

Material Property Units Test Method C578, Type I Values
Nominal Density pcf NA 1.00
Compressive Resistance
Minimum @ 10% Deformation
psi D1621 10.0
per inch thickness at mean temperature
40 °F ft2•hr•0F/Btu C518 4.2
75 °F 3.9
Water Vapour Permeance
Maximum - 25mm (1 inch) thickness
Perm E96 0.5
Flexural Strength
psi C203 25.0
Dimensional Stability
Maximum, 7 Days @ 70± 2℃ (158±40F)
% linear change D2126 2.0
Water Absorption
% by volume D2861 4.0
Oxygen Index
volume % D2863 24
pcf C303 0.90
Flame Spread Index E84 <25
Smoke-Developed Index E84 <450
DuroFoam® Plus HD Insulation Projects

Next Steps

Talk to a Rep

Talk to an EPS Product Specialist in your area who will help you with products and pricing.

Connect with Us

Send us your questions and one of our EPS experts will get back with you.