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 and limits temperature rise on unexposed surfaces.
metacaulk® Box Guard™ Fire Stop Pad, 8 in Width, 4 in Length, Black
| Color | : | Black |
| Length | : | 4 in |
| Width | : | 8 in |
- Easy to install - adheres to back of electrical box
- Cost-effective and great for retrofit jobs
- Highly intumescent firestop material
- Non-conductive, dielectric breakdown voltage 22 V/mil (ASTM D 149)
- A labor saving, economical alternative to putty pads