Metacaulk 1200 30 oz. cartridge

Metacaulk 1200 30 oz. cartridge Firestop Sealant Metacaulk 1200 is a single-component, water-based firestop sealant designed for general-use construction joints. It cures to form a flexible, elastomeric membrane suitable for dynamic movement areas, preventing the spread of flames, smoke, hot gases, and water through joint openings. This product is ideal for applications in firestopping systems within walls, curtain walls, expansion joints, and HVAC ducts. It is suitable for both vertical and horizontal joints and provides an acoustic barrier where vibration is present. Metacaulk 1200 is used by electrical distributors and switchgear suppliers as part of comprehensive fire and smoke protection solutions in building construction. Specifications Product Weight: 34.0 lbs Manufacturer: RectorSeal Manufacturer Part #: 66015 Color: Red or White Appearance: Red or white paste with mild odor Specific Gravity: 1.1 Boiling Point: 212°F (100°C) VOC Content: Less than 1% or < 10 g/L Flash Point: None pH: 7 to 8 Skin Over Time: 30-45 minutes at 77°F (25°C) Cure Time: 5 to 7 days (at 1/8" thickness and 77°F/25°C) Fire Testing: UL 2079 (up to 3 hours), ASTM E814 (UL1479) up to 2 hours, ASTM E1399 (500 cycles) Coverage Volume (1/8" depth): 54 cubic inches per 30 oz cartridge Features Single-component, ready to use without dilution or mixing Water-based, environmentally compliant with low VOC Flexible, elastomeric seal suitable for dynamic joints Applicable by spray, brush, cartridge, or spatula Paintable and resistant to mold growth due to biocides Effective smoke barrier with minimal flame and smoke spread Stable and safe to handle with no classified physical or health hazards Storage temperature range: 35°F to 120°F to maintain product integrity Downloads & Links Safety Data Sheet PDS - Spanish Spec Sheet PDS - French SDS - French SDS - Spanish Certified Clean Air Gold Certificate