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, 5 in Length, Black
Color | : | Black |
Length | : | 5 in |
Width | : | 8 in |