Metacaulk Single Gang Fire Rated Box Guards

Metacaulk® Box Guard™ is a one component fire rated pad for use in electrical boxes. It is inserted on the inside back wall of an electrical box and is a highly intumescent firestop material. Saves labor costs. Box Guard™ is an economical alternative to putty pads. Great for use on retrofit jobs.STC rating 53*. Complies to Required Environmental Exposure Testing of Accelerated Aging and High Humidity as per UL 1479 Fire Test of Through-Penetration Firestops.

50 PER CASE
CASE QUANTITY ONLY