Firestop Plug Black PK24

Firestop Plug Fire Rating 3 hr Fire Resistance Type Not Applicable Firestop Type Plug Interlocking Not Applicable Overall Height 3 in Overall Length 4 in Overall Width 4 in Color Black Cuttable Not Applicable Expansion Temperature Not Applicable Expansion Volume Not Applicable Features Not Applicable Flame Spread Index Not Applicable Flame Spread Rating Not Applicable For Material Type Not Applicable For Maximum Opening Not Applicable For Use With Not Applicable