66274 - Fire Stop METACAULK Cover Guard Double Gang Switch (50PK) - RectorSeal and solid contaminants to protect

and solid contaminants to protect compressors and other system components

Construction: Hardened all-steel with nickel plate and black oxide finishes

Interchangeable with other standard DRI-COR cores

Construction: All stainless steel (hose

Monarch 21

66274 - Fire Stop METACAULK Cover Guard Double Gang Switch (50PK) - RectorSeal and solid contaminants to protectRectorSeal 66274 Metacaulk Cover Guard Double Gang Switch (50PK) Metacaulk Cover Guard is a 1 piece fire rated gasket for meeting the "24 in rule" in electrical boxes. When exposed to heat, intumescent material expands forms a char to seal opening, prevent flame spread & limit heat transfer to unexposed areas. Features Mounted on inside of cover plate & installed simultaneously covers the opening & provides necessary fire protection. Easy to install