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A one-part, ready-to-use, re-enterable, intumescent putty that can be easily formed to firestop through penetrations and blank openings in fire-rated assemblies. Often used to fill voids in large openings and/or complex firestop systems. Provides up to 4-hours of fire protection. Dark red mouldable putty stick.
Protective and mouldable putty that helps prevent the spread of fire, smoke and noxious gas. Acts as a draft and cold smoke seal for systems with L-Ratings. In addition to its fire-resistant properties, this material has airborne sound reduction characteristics which helps minimise sound transmission through assemblies requiring an STC rating.
Meets the intent of LEED VOC guidelines.
3M are a diversified technology company offering an innovative range of adhesive tapes, window films and glass finishes.Product Enquiries
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