Metacaulk® putty is a moldable non-curing 1-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.

Metacaulk® Fire Rated Putty Pad, Composition: Triazine Triamine Phosphate, Calcium Borate, Polyphosphoric Acid, Isodecyldiphenyl Ester, Fire Rating: Up to 3 hr, Red, Slight Odor/Scent, 0 to 120 deg F, 1.48 Specific Gravity, <10 g/L VOC, Flammability: 0, Applicable Materials: Conduit, Gypsum, EMT, Metal/Non-Metallic, Steel,

• For interior use and has no volatile solvents, useful when installing in confined spaces or occupied areas and does not have asbestos fillers DOT classification is not regulated
• Applied by hand and easy-to install, mixing never required and no special skills or additives are necessary for installation and adheres to all common building common surfaces
• 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
• Small openings, EMT pipe, steel, conduit, and cabling (telephone, power, communications) and metal or non-metallic electrical boxes

• SDS https://www.texasplumbingsupplyinc.com//ASSETS/DOCUMENTS/ITEMS/EN/https://assets.unilogcorp.com/2/ITEM/DOC/Metacaulk_66335_SDS.pdf
• SDS https://www.texasplumbingsupplyinc.com//ASSETS/DOCUMENTS/ITEMS/EN/https://cdn-assets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Metacaulk_66335_SDS.pdf
• Specification Sheet https://www.texasplumbingsupplyinc.com//ASSETS/DOCUMENTS/ITEMS/EN/https://assets.unilogcorp.com/2/ITEM/DOC/Metacaulk_66335_Specification_Sheet.pdf
• Specification Sheet https://www.texasplumbingsupplyinc.com//ASSETS/DOCUMENTS/ITEMS/EN/https://cdn-assets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Metacaulk_66335_Specification_Sheet.pdf