--- 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: "R564" currency: ZAR in_stock: true category: "3 M" url: https://www.desertcart.co.za/products/13055649-3m-fire-barrier-moldable-putty-stix-mp-red-color-one store_origin: ZA region: South Africa --- # STC 56 soundproof rating 4-hour fire resistance Re-enterable & moldable 3M Fire Barrier Moldable Putty Stix MP+, Red Color, One-Part, Re-Enterable, Intumescent, 1.45 in x 6 in **Brand:** 3m **Price:** R564 **Availability:** ✅ In Stock ## Summary > 🔥 Mold your safety, seal your peace of mind 🛡️ ## 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?** R564 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/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 - • **Ready When You Are:** One-part, moldable putty sticks that are instantly usable—no mixing, no hassle. - • **Noise Reduction Mastery:** STC 56 rating ensures superior sound dampening for a quieter, focused environment. - • **Unmatched Fire Protection:** Up to 4 hours of ASTM E814 tested firestop performance keeps your workspace safe and compliant. - • **Long-Lasting Seal Integrity:** Creates a durable draft and cold smoke barrier that stays workable and repairable over time. - • **Metal-Friendly & Compatible:** Noncorrosive formula protects metal and synthetic cables, ensuring longevity and safety. ## Overview 3M Fire Barrier Moldable Putty Stix MP+ is a professional-grade, intumescent firestop solution offering up to 4 hours of fire resistance and STC 56 soundproofing. Its re-enterable, moldable design provides a durable seal against fire, smoke, and drafts while remaining compatible with metal and synthetic cables—ideal for maintaining safety and compliance in fire-rated assemblies. ## 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 | #45,682 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #158 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.co.za/products/13055649-3m-fire-barrier-moldable-putty-stix-mp-red-color-one](https://www.desertcart.co.za/products/13055649-3m-fire-barrier-moldable-putty-stix-mp-red-color-one) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-06-25*