- 30-day returns
- Fast shipping
- Secure payments
- Over 300,000 products
Rectorseal - 66334 Metacaulk Fire Rated Mortar is a rapid-hardening gypsum/cement compound with the best combination of workability, strength fire resistance. When mixed with clean water to a suitable consistency it forms a rigid, gas tight, fire-resistant seal.
Features
- Systems rated for up to 4 hours tested in accordance with ASTM E 814 (UL 1479) and ULC-S115-95 test standards.
- Non-sag adjustable consistency (pourable or trowelable)
- Sets without shrinking Protected in wet dry stages against mold growth with a combination of biocides
- Safe and simple to use- no special tools needed to mix or install
- Workable in approximately 45 minutes can easily be cut/drilled/resealed if future penetrants are needed. High yield per pound
