PlastiSpan HD Insulation is a Type 2, moulded expanded polystyrene (EPS) insulation with an R-value of 4.04 per inch and compressive resistance of 16 psi. PlastiSpan HD is a versatile insulation product that can be used in a wide range of applications.

PlastiSpan HD EPS is a closed cell, rigid foam plastic insulation that maintains its R-value for the life of the product. When applied as continuous insulation over foundations, walls and roofs, PlastiSpan HD insulation is a cost-effective solution that eliminates thermal bridging, increasing your total R-value. By increasing your energy efficiency with PlastiSpan HD insulation, you will effectively reduce your heating and cooling costs.

PlastiSpan HD Insulation is code listed with CCMC 12425-L and meets the requirements of CAN ULC S701.1, Type 2.

  • Available in 2x8 ft, 4x8 ft; 2 ft high bundles
  • 1, 1 ½, 2, 2 ½, 3 in. Thicknesses with Special order sizes available upon request
  • Meets all building code requirements
  • Thermal resistance - RSI 0.70/25 mm (R-value 4.04/inch)
  • Closed cell insulation resists moisture
  • Easy to cut and install
  • Maintains R-value
  • Increases energy efficiency for reduced heating and cooling costs
  • Can be used for retrofit or new construction

Material Properties of PlastiSpan® HD

Material Property Test Method Units Property Values
Compressive Resistance
Minimum RSI per 25mm (R per inch)
ASTM
C518
m20C/W
(ft2•h•0F/BTU)
0.70
(4.04)
Compressive Resistance
Minimum @ 10% Deformation
ASTM
D1621
kPa
(psi)
110
(16)
Flexural Strength
Minimum
ASTM
C203
kPa
(psi)
240
(35)
Water Vapour Permeance
Maximum
ASTM
E96
ng/(Pa.s.m2)
(Perms)
200
(3.5)
Water Absorption
Maximum
ASTM
D2842
% By Volume 4
Dimensional Stability
Maximum, 7 Days @ 70± 2℃ (158±40F)
ASTM
D2126
% Linear Change 1.5
Limiting Oxygen Index
Minimum
ASTM
D2863
% 24
Thermal Resistance for Some Common Thicknesses
Millimeters RSI Inches R-Value
19 0.53 3/4" 3.03
25 0.70 1" 4.04
38 1.05 1 1/2" 6.06
50 1.40 2" 8.08
75 2.10 3" 12.12
Other Standard & Custom thicknesses available upon request.
Standard sizes range from; 2x4,2x8,4x4,4x8.

PlastiSpan® HD Insulation Projects

Habitat for Humanity - Owen Sound and Wiarton

Net Zero Energy Homes - Belgravia Green

Continuous Insulation in Hubert Residence

Innovative First Nations - Penticton

Scouts Camp McLean

Blogs Featuring PlastiSpan® HD Insulation

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