Thermo-Sorb HB
Thermo-Sorb HB is a high-build, thin-film intumescent fire-resistive material that provides up to 3.5 hours of fire protection for steelwork. With superior flexibility and excellent weather resistance, it’s ideal for demanding field applications.
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Features & Benefits
- UL/ULC Listed (ANSI/UL 263, CAN/ULC-S101): Fire-rated designs for a wide range of steel sections—up to 3.5 hours for interior and exterior use.
- Contains Optifire®+ unique traceability identifier.
- Most rating thicknesses in a single coat.
- No primer necessary for C1 and C2 environments according to ISO 12944.
- Early moisture resistance.
- Cold temperature resistance.
- Decorative finish – provides a slightly textured, decorative finish.
- Easy to apply through standard easily available spray equipment.
- Developed for both on-site and off-site or shop application conditions.
- VOC compliant (to SCAQMD Rule 1113).
- Contributes to LEED credits.
- Suitable for clean room applications.
- Environmental Product Declaration - The International EPD System - registration number S-P-13792.
