3M Fire Barrier Moldable Putty Stix MP+, 1.4 in x 11 in

3M Fire Barrier Moldable Putty Stix MP+ – Firestop Putty 3M Fire Barrier Moldable Putty Stix MP+ is a one-part, intumescent fire-resistive putty designed to restore the integrity of fire-rated building construction. It is used primarily in through-penetration firestop applications including cable bundles, insulated pipe, electrical conduit, and metal pipe penetrations. This product is suitable for electrical distributors and lighting solutions providers requiring reliable firestop materials that prevent the spread of fire, smoke, and toxic gases while maintaining compliance with building codes. Specifications Color: Red-Brown Dimensions: 1.4 in diameter x 11 in length Weight: 10.5650 lbs (per case of 10 Stix) Fire Resistance: Up to 4 hours (system dependent, tested to ASTM E814/UL 1479) Adhesion: Good to all common building substrates including metal electrical boxes Heat Expansion Begins: 225°F (107°C) Significant Heat Expansion: 350°F (177°C) Free Expansion: Nominally 3 times original volume Halogen-Free: Yes, non-corrosive and safe for sensitive electrical equipment VOC: Low, with minimal odor Compliance: Meets NEC 300-21 (NFPA 70), SBCCI, BOCA, ICBO Building codes Features Hand-moldable, no special tools or damming required for easy application Remains pliable and flexible throughout installation; will not dry out or crumble Provides immediate draft and cold smoke seal (L-Rating) after installation Intumescent formula expands under heat to form a hard char that blocks fire and hot gases Halogen-free, solvent-free, and asbestos-free formulation reduces risks to occupants and equipment Easily re-enterable for retrofit and maintenance applications Red color widely recognized as a firestop material for easy identification Helps reduce sound transmission in fire-rated wall assemblies Downloads & Links Moldable Putty + Sell Sheet  (PDF, 146.8KB) Fire Barrier Moldable Putty+ Sell Sheet  (PDF, 439.6KB) 3MFB_Moldable_Putty_Installation_Guide  (PDF, 469.1KB) 3M(tm) Fire Barrier Moldable Putty Stix MP+ Product Spec Sheet  (PDF, 542.7KB) 3M™ Fire Barrier Moldable Putty+ DoP Spain  (PDF, 72.6KB) 3M™ Fire Barrier Moldable Putty Stix MP+  (PDF) - (2) Moldable Putty + Installation Instructions  (PDF, 79.2KB) Moldable Putty + FABS  (PDF, 2.3MB) MP+ ETA 09-0351 ENG UK  (PDF, 134.6KB) 3M™ Fire Barrier Moldable Putty+ DoP Germany  (PDF, 69.7KB) 3M Fire Protection Products Specifiers Guide  (PDF, 106.3MB) 3M™ Fire Barrier Moldable Putty+ DoP Italy  (PDF, 71.7KB) 3M™ Fire Barrier Moldable Putty Stix MP+  (PDF) - (1) 3M™ Fire Barrier Moldable Putty+ DoP France  (PDF, 81.8KB) 3M™ Fire Barrier Moldable Putty+ DoP UK  (PDF, 72.7KB)