METACAULK 66640 1000 Firestop Sealant

Metacaulk 66640 1000 Firestop Sealant (Red) – 10.3 oz

• Metacaulk 1000 is a single component, general purpose fire rated sealant and smoke seal for construction joints and through-penetrations.
• Metacaulk 1000 is a water based, extremely intumescent, non-sag caulking grade sealant that is easy to.
• It cures to an elastomeric seal that is suitable where dynamic movement is expected.
• In the event of a fire, Metacaulk 1000 will prevent the spread of flames, smoke, hot gases and water through joint openings and through-penetrations.

Metacaulk 1000 is a water-based, flexible, highly in tumescent sealant designed for use on metal, insulated, fiberglass and plastic pipes. It can also be used for top of the wall construction joints, as well as power and telephone cables. Sound Transmission Class (STC) rating 62, Tested in a UL 411 wall assembly/section to ASTM E90. Thousands of applications tested in accordance with ASTM E-814 for through penetration fire stops systems.