Metacaulk Cover Guard is a 1-piece fire-rated gasket designed to meet the “24-inch rule” in electrical boxes.

When exposed to heat, its intumescent material expands to form a char, sealing the opening to prevent flame spread and limit heat transfer.

Key Features:

• Fire Protection & Safety Intumescent material expands under heat to block flames and reduce heat transfer.
• Seamless Installation Mounted inside the cover plate and installed simultaneously, providing necessary fire protection without taking up volume in the electrical box.
• Cost-Effective & Efficient A labor-saving alternative to putty pads for standard applications.
• Sound Reduction STC rating of 54 for added acoustic insulation.
• Tested & Approved Complies with ASTM E814 (UL 1479).

Product Details:

• Case Weight: 1.58 lbs
• Case Dimensions: 5.25″ H x 4.75″ L x 4.50″ W
• Color: Black
• Brand: Metacaulk Cover Guard

Application:

Use when electrical boxes are installed in rated walls facing opposite directions with less than 24 inches of horizontal separation. Can also be used as a solution for standard electrical boxes when the 100-square-inch rule is violated.