ASTM E814 Specified | cULus Listed | FM Approved | UL 1479 Listed | CAN4-S115-M Certified

• For interior use and has no volatile solvents - useful when installing in confined spaces or occupied areas Does not have asbestos fillers Applied by hand and easy to install - mixing never required and no special skills or additives are necessary for installation Adheres to all common building common surfaces Rated for up to 3 hr in accordance with the ASTM E814, UL 1479 and ULC/CAN4-S115-M test standards Pads have sound transmission class (STC) rating 60 Only one pad thickness (1/8 in) needed for a 1 to 2 hr fire rating No additional putty material needed to plug end of each electrical metallic tube or conduit as its connection to the box Required by building codes in rated partitions where horizontal separation of opposite facing electrical boxes is under 24 in

metacaulk® putty is a moldable non-curing one component fire-rated material for through penetration firestop systems. Intumesces when exposed to fire, forming an insulating char. Prevents spread of flames/smoke/gas/water through penetrations.