

Insulthane® Extreme
2lb medium density spray foam insulation with industry leading R-values
Insulthane® Extreme sets the standard for high-performance closed-cell spray foam insulation. Engineered for the toughest climates, this advanced insulation solution provides superior thermal performance, moisture resistance, and structural strength, making it the ideal choice for residential, commercial, and industrial applications.
Key Properties
R 7.4 @ 1"Thermal Resistance
2 lb/ft³Density (Nominal)
0.83 perms @ 1"Water Vapor Transmission
Product Highlights
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Gallery
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Technical Specifications
View technical information and specifications for Insulthane® Extreme. For more information, please contact a member of our team.

| Thermal Resistance | R 7.4 @ 1" |
|---|---|
| Density (Nominal) | 2 lb/ft³ |
| Water Vapor Transmission | 0.83 perms @ 1" |
| Dimensional Stability (Vol. Change @ 7 Days) | −4.46% @ 158ºF & 97% RH |
| Tensile Strength | 33 psi |
| Air Permeance @ 75 Pa | 0.002 L/s·m² @ 1.5" |
| Water Absorption (% Volume) | 0.5% |
| Compressive Strength | 26.4 psi |
| Closed Cell Content | 97.5% |
| Re-entry (worker) | 1 hour (10 ACH) |
| Re-occupancy | 2 hours (10 ACH) |
| Burn Characteristics (Flame & Smoke) | 10 FS / 300 SD |

