Devices and Large Openings
DESCRIPTION: Load-bearing, rapid-hardening compound of gypsum and cement for large opening through-penetrations in floors and walls (ideal for cable trays, power cables, fiber optic telephone cables, etc.).
- Best combination of workability, strength & fire resistance; safe and simple to use; high yield per pound
- Workable in approximately 45 minutes with non-sag adjustable consistency (pourable or trowelable); no special tools needed to mix or install
- Sets without shrinking; forms rigid, gas tight, fire-resistant seal that can easily be cut/drilled/resealed if future penetrants are needed
- Protected in wet & dry stages against mold growth with a combination of biocides
PERFORMANCE: UL Classified system up to 4 hrs; tested in accordance with ASTM E814 (UL 1479)