Desc :
3M™ Fire Barrier Moldable Putty Stix MP+ is a one-part, re-enterable, intumescent putty that can be easily formed to firestop through penetrations and blank openings in fire-rated assemblies. Formulated dark red, this easily moldable putty stick provides up to 4 hours of fire protection. These putty stix also produce a draft and cold smoke seal and help reduce noise transfer.Recommended Applications
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
Fully Tested and Approved
Our intumescent 3M™ Fire Barrier Moldable Putty Stix MP+ are firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479). They are tested in accordance with ASTM E 119 (UL 263) up to 2 hours when installed in accordance with the UL wall-opening protective listing (UL Category CLIV), and help reduce noise transfer (STC-Rating of 52 when tested on back-to-back electrical boxes).
Reliable and Affordable Fire Protection
Effective and easy to install, 3M™ Fire Barrier Moldable Putty Stix MP+ are part of our family of fire protection products that offer the broadest, long-lasting solutions for a variety of commercial, industrial and residential applications. As a trusted leader in the fire protection industry, 3M offers a comprehensive line of affordable products designed to meet the most demanding firestop requirements. Find the solution you need from the industry-preferred line of fire protection products.
Technical Spec :
Dimensions and Classifications