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Foam Board Insulation .75 in x 4 ft x 8 ft R-3.5 GPS HalfBack (10 PSI)
GPS Insulation
HalfBack Premium

Foam Board Insulation .75 in x 4 ft x 8 ft R-3.5 GPS HalfBack (10 PSI)

SKU: TBD22

R-Value
R-3.5
Thickness
0.75 in
Size
4 ft × 8 ft
Compressive Strength
10 PSI
Material
GPS
Brand
HalfBack
$13.04per board
Ships via Freight from Akron, OH 44305
Authorized Owens Corning® Distributor
Questions? Call (844) 446-7858

Product Description

HalfBack Premium GPS (Graphite Polystyrene) foam board insulation combines the thermal efficiency of graphite-enhanced EPS with a durable facing. Designed for continuous insulation applications in wall assemblies, providing excellent moisture resistance and long-term R-value stability.

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Foam Board Insulation 1.5 in x 4 ft x 8 ft R-7.05 GPS HalfBack (10 PSI)
R-7.05
1.5 in × 4 ft × 8 ft
GPS10 PSI

HalfBack Premium — 1.5 in. R-7.05 x 4 ft. x 8 ft.

R-Value
R-7.05
Size
1.5 in
Price
$24.93
Details
Foam Board Insulation 1 in x 4 ft x 8 ft R-4.7 GPS HalfBack (25 PSI)
R-4.7
1 in × 4 ft × 8 ft
GPS25 PSI

HalfBack Premium — 1 in. R-4.7 (25 PSI) x 4 ft. x 8 ft.

R-Value
R-4.7
Size
1 in
Price
$29.48
Details
Foam Board Insulation 2 in x 4 ft x 8 ft R-9.4 GPS HalfBack (10 PSI)
R-9.4
2 in × 4 ft × 8 ft
GPS10 PSI

HalfBack Premium — 2 in. R-9.4 x 4 ft. x 8 ft.

R-Value
R-9.4
Size
2 in
Price
$33.24
Details
Foam Board Insulation 3 in x 4 ft x 8 ft R-14.1 GPS HalfBack (10 PSI)
R-14.1
3 in × 4 ft × 8 ft
GPS10 PSI

HalfBack Premium — 3 in. R-14.1 x 4 ft. x 8 ft.

R-Value
R-14.1
Size
3 in
Price
$49.86
Details