Rectorseal 66345 Metacaulk Firestop Putty, Red, 10 Fl Oz

APPLICATION: Metacaulk putty is a moldable non-curing single component fire-rated material for through penetration firestop systems; seal around cable, electrical conduit and metal pipe through fire-rated walls, floors and blank openings to prevent passage of smoke, flame and toxic gases EASY INSTALLATION: Putty applied by hand and easy to install; no special skills or additives are necessary for installation; moldable feature adds to quick install SPECIFICATIONS: Intumesces when exposed to fire, forming an insulating char; rated for up to 3 hours. in accordance with the ASTM E 814, UL 1479 and ULC/CAN4-S115-M test standards; putty sticks have sound transmission Class (STC) Rating 60 CONVENIENT: For interior use; no mixing necessary; adheres to all common surfaces; no asbestos fillers; putty comes in a simple liner; 2 year shelf life FOR THE TRADESMAN: RectorSeal is recognized as a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning (HVAC/R), plumbing, electrical, and construction markets