XtraStop550 is designed for filling areas around wires, vents, pipes, ducts and other wall penetrations & construction voids. The product is a commercial quality, intumescent, non-combustible fire, smoke and draft prevention sealant. Water-based, it can be used wherever ASTM E-814 Specification is needed. The product is engineered to withstand 3000 degrees for up to 8 hours, and can be safely removed with soap and water prior to curing.
XtraStop®550 meets or exceeds the requirements of ASTM E-814, ASTM E-119, ASTM-E136, ASTM-E84, ANSI A2.1, AFPA 25.1,
This product is available in the following colors:
This product is available in the following packaging options:
10.1 FL OZ Cartridges
Plastic Pails (1-5gal Variation)
For best results, prepare clean, dry surface. Contact surfaces should be free of oil and loose debris. Openings larger than one inch can be partially filled with mineral wool or, a suitable backing
material to maximize yield. Apply with a caulking gun forcing sealant onto the substrate, then tool if needed (clean excess material with soap and water). It is the user’s responsibility to thoroughly test the proposed use of our products with any and all substrates.
Material is to be stored under controlled dry environment (below 75° F). Use within 12 months from date of manufacture. For best results, keep material in tightly closed containers when not in use. Do not freeze.