Metacaulk Cover Guard Double Gang Switch

Metacaulk Cover Guard Double Gang Switch – Fire-Rated Electrical Gasket Metacaulk Cover Guard Double Gang Switch is a single-piece, fire-rated gasket designed for use in electrical boxes to comply with the "24-inch rule" in fire-rated assemblies. It is installed on the inside of the cover plate, providing fire protection by expanding and forming a char when exposed to heat, effectively sealing openings, preventing flame spread, and limiting heat transfer to unexposed areas. This product is suitable for electrical distributors and switchgear suppliers seeking reliable firestop solutions for wire and cable penetrations in rated walls. Specifications Manufacturer: RectorSeal Manufacturer Part #: 66274 Product Weight: 3.35 lbs Color: Black Dimensions: 5 x 5 x 5 inches Material: Intumescent fire-rated gasket UL Tested to UL 263 / ASTM E119 and CAN/ULC - S115 standards Sound Transmission Class (STC): 54 Flame Spread: 5 (ASTM E84, UL 723) Smoke Index: 5 (ASTM E84, UL 723) Packaging Quantity: 50 per case Features Single-component, easy to install fire-rated gasket Intumescent material expands to seal electrical box openings under fire exposure Does not occupy volume inside the electrical box, preserving wiring space Compatible with both metal and plastic cover plates UL classified for use in rated walls with openings less than 24 inches apart Cost-effective replacement for putty pads in standard applications Reduces sound transmission through electrical boxes Free of asbestos, solvents, and hazardous ingredients Downloads & Links Safety Data Sheet Spec Sheet SDS - Spanish Certified Clean Air Gold Certificate