• Meets UL Water Leakage Test, W Rating (Class 1 requirements) • Self-leveling formula is optimal for horizontal applications, eliminating the need for tooling • Offers compression and extension capability of ±31% for dynamic and static construction joints • Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115 • Fire resistance tested for construction joint (including curtain wall) systems in accordance with ASTM E 1966 (UL 2079), ASTM E 2307 • Single component sealer is ready to use with no mixing required • Neutral cure – delivers higher adhesion with very little odor • Halogen-free formula helps control spread of noxious gasses, smoke and flame • Sealant is paintable with primer • Excellent caulk rate and sealant can be applied with conventional caulking equipment