--- product_id: 13055649 title: "3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in" brand: "3m" price: "¥4676" currency: JPY in_stock: true category: "3 M" url: https://www.desertcart.jp/products/13055649-3m-fire-barrier-moldable-putty-stix-mp-red-color-one store_origin: JP region: Japan --- # STC 56 soundproof rating 4-hour fire resistance moldable & re-enterable 3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in **Brand:** 3m **Price:** ¥4676 **Availability:** ✅ In Stock ## Summary > 🔥 Seal the deal with 3M’s fireproof putty—because safety never goes out of style! ## Quick Answers - **What is this?** 3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in by 3m - **How much does it cost?** ¥4676 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/13055649-3m-fire-barrier-moldable-putty-stix-mp-red-color-one) ## Best For - 3m enthusiasts ## Why This Product - Trusted 3m brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable & Repairable:** Won’t dry out or crumble over time, ensuring long-lasting seals that can be maintained or adjusted. - • **Metal-Friendly & Safe:** Noncorrosive formula protects metal and synthetic cables, preserving infrastructure integrity. - • **Noise Reduction Power:** STC 56 rating means it not only blocks fire but also reduces sound transfer for quieter environments. - • **Effortless Moldability:** One-part, ready-to-use putty that’s easily shaped and re-entered for quick, reliable sealing. - • **Unmatched Fire Protection:** Up to 4 hours of ASTM E814 tested firestop performance keeps your spaces safe and compliant. ## Overview 3M Fire Barrier Moldable Putty Stix MP+ is a high-performance, intumescent firestop putty stick offering up to 4 hours of fire resistance and an STC 56 sound rating. Its one-part, re-enterable formula is easy to mold and maintain, providing durable seals that prevent drafts, cold smoke, and noise transfer without corroding metal or cables. Trusted by professionals for industrial fire safety compliance and long-term reliability. ## Description 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. ## Features - TESTED FIRESTOP PERFORMANCE: Tested and listed up to 4-hours in accordance with ASTM E814 (UL 1479) and CAN/ULC S115 - STC RATED: STC-rating of 56 when tested in STC 56-rated wall assembly - READY TO USE IMMEDIATELY: One-part, ready-to-use, re-enterable, intumescent putty stick that can be easily formed to firestop through-penetrations and blank openings in fire-rated assemblies - CREATES A LONG LASTING SEAL: Provides draft and cold smoke seal - REMAINS WORKABLE OVER TIME: Will not dry out or crumble for a re-enterable and repairable solution - NONCORROSIVE: Will not corrode metal and is compatible with synthetic cable jackets - For industrial/occupational use only. Not for consumer sale or use. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B002FYAMPM | | Best Sellers Rank | #48,736 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #169 in Hardware Sealers | | Date First Available | February 28, 2010 | | Is Discontinued By Manufacturer | No | | Item Weight | 1.6 ounces | | Item model number | 98040054540 | | Manufacturer | 3M | | Product Dimensions | 7.9 x 6 x 8.4 inches | ## Images ![3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in - Image 1](https://m.media-amazon.com/images/I/51LPfd-5eHL.jpg) ![3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in - Image 2](https://m.media-amazon.com/images/I/71JSZKFVD+L.jpg) ![3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in - Image 3](https://m.media-amazon.com/images/I/A1YSlV-hUFL.jpg) ![3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in - Image 4](https://m.media-amazon.com/images/I/81BshuN0v8L.jpg) ![3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in - Image 5](https://m.media-amazon.com/images/I/71miM3IeUbL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - 3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in - 3M Fire Barrier Sealant CP 25WB+, Red Color, One-Component, Gun-Grade, Latex-Based, Intumescent Material, 10.1 fl oz Cartridge - 3M Fire Block Foam FB-Foam, Orange Color, Ready-To-Use, Foam-In-Place, 12 fl oz Can --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/13055649-3m-fire-barrier-moldable-putty-stix-mp-red-color-one](https://www.desertcart.jp/products/13055649-3m-fire-barrier-moldable-putty-stix-mp-red-color-one) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-03*