Description
Metacaulk Box Guard is a 1-component fire-rated pad for use in electrical boxes. When exposed to fire, it will expand forming a char that seals the opening, prevents spread of flames & limits temperature rise on unexposed surfaces.
Key Features
- Metacaulk Box Guard is applied by hand, and must comply with NEC 314.16 (formerly 370.16) or other applicable codes. STC 53 Rating, Tested in a UL 411 wall assembly/section to ASTM E90.
- Easy to Install- Adheres to Back of Electrical Box. Cost Effective and Great for retrofit jobs.
- ASTM E814 (UL 1479)
- Non-Conductive, Dielectric Breakdown Voltage 22V/mil (ASTM D 149)
- A labor saving, economical alternative to putty pads.
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