- 2 or 3 hr horizontal fire rating in accordance with UL 2079
- Movement: 50% (± 25%) or 100% (± 50%) of nominal joint size, depending on the material selected
- Supplied with a silicone coating on one side, both sides, or uncoated for use as a secondary seal
- Willseal FR-H provides a factory controlled, watertight, clean handling, UV Stable, sound attenuating, energy efficient and fire rated joint seal in a single, unified installation process.
Tested Physical Properties