Firestop tested for through penetration and membrane applications for up to 4 hrs
Pliable one-part intumescent firestop material is designed for wall openings and through penetrations
Provides draft and cold smoke seal helps reduce noise transfer
Excellent adhesion to a wide range of construction materials
Non-corrosive to metal and compatible with synthetic cable jackets
Applied by hand with no mixing or tools
3M fire barrier moldable putty pads MPP shelf life is indefinite in original unopened containers
1/8 in Thk
52 in 53 sound barrier
10 to 12 lb/gal nominal density and 1/10 in nominal thickness
7 x 7 in size
Specificationsarrow_drop_down
Application: For protection of membrane penetrations for listed metallic and non-metallic electrical boxes, wall opening protective to meet building requirements, seal gaps between cables in multiple penetrations including fiber optic inner duct, insulated pipe, electrical conduit and metal pipe penetrations