A fire stopping sealant for fire rated floor or wall penetrations and joints. A nonslump, ready-to-use, 1-component silicone elastomer that bonds to most common construction materials. It meets the new UL water leakage test W rating-Class 1 requirements for systems tested in accordance with UL1479. In addition to ASTM E814 (UL1479 and ASTM E1966 (UL 2079) ratings. Typical applications: Metal pipe, floor and wall penetrations, and floor and wall joints. Color is gray. 10.1 Fl. Oz. cartridge. Service temperature range ASTM C1299 -60 deg. F. to 300 deg. F. Model 1000 NS: Color: Gray, Size: 10.1 Oz., Material: Silicone, Coverage: 18.2 Cubic Inches, Cure Time: 14 To 21 Days, Color Family: Grays, Dries To Touch: N/A, Indoor/Outdoor: Indoor, Longevity: N/A, Permanently Flexible: Yes, Heat Resistant: Yes, Moisture Resistant: Yes, Mold and Mildew Resistant: N/A, Paintable: Yes, Tintable: N/A, Stainable: N/A, Application Temperature: N/A, Service Temperature Range: -60 F To 300 F, Exposure Duration: Up to 3 Hour Fire protection, Gap Span: Dependant on application, Pkg Qty: 1, Package Type: Tube