{"product_id":"3m-fire-barrier-moldable-putty-stix-mp-red-intumescent-firestop-re-enterable-1-45-in-x-6-in","title":"3M Fire Barrier Moldable Putty Stix MP+ Red – Intumescent Firestop, Re-Enterable, 1.45 in x 6 in","description":"\u003cdiv\u003e\n  \u003cp\u003e3M Fire Barrier Moldable Putty Stix MP+ is designed for professional firestop work. This one-part, re-enterable intumescent putty can be shaped to fit through penetrations and blank openings in fire-rated assemblies. Its dark red color helps you visually confirm coverage and edges as you work.\u003c\/p\u003e\n  \u003ch3\u003eWhat it does\u003c\/h3\u003e\n  \u003cp\u003eThe MP+ putty sticks provide a customizable seal that forms a protective barrier when exposed to heat. It remains workable over time, so you can adjust, re-enter, or repair the seal without crumbling.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eTested performance up to 4 hours per ASTM E814 (UL 1479) and CAN\/ULC S115, giving you documented firestop capacity.\u003c\/li\u003e\n    \u003cli\u003eSTC 56 rating in compatible wall assemblies, supporting sound isolation alongside fire protection.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eIn addition to fire protection, the putty creates a draft and cold smoke seal, helping minimize unwanted air leakage and smoke migration around openings. It is noncorrosive and compatible with metal, as well as synthetic cable jackets, which can simplify installation in mixed material environments.\u003c\/p\u003e\n  \u003ch3\u003eEase of use and durability\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eOne-part, ready-to-use, re-enterable putty that can be molded to fit irregular openings and penetrations—no mixing required.\u003c\/li\u003e\n    \u003cli\u003eRemains workable over time and will not dry out or crumble, enabling re-entry for inspections or adjustments.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eTypical use cases include sealing around electrical conduits, plumbing penetrations, and cable bundles within fire-rated walls and floors. The color and finish make it clear where the seal is applied, while the compact dimensions (1.45 in x 6 in) keep it manageable for field work.\u003c\/p\u003e\n  \u003cp\u003eNote: This product is intended for industrial\/occupational use and is not sold for consumer retail. When used as part of a tested system, MP+ helps support compliance with firestop and sound ratings while providing a practical, rework-friendly solution for installers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is 3M Fire Barrier Moldable Putty Stix MP+ used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It forms through-penetration firestops and blank openings, sealing drafts and cold smoke while remaining reusable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the main benefits of MP+?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Ready-to-use and re-enterable, it provides a durable seal and up to 4 hours of protection in tested wall assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":47462895616174,"sku":"B002FYAMPM","price":57.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/3m-fire-barrier-moldable-putty-stix-mp-plus-red.jpg?v=1770271100","url":"https:\/\/handyskook.ca\/products\/3m-fire-barrier-moldable-putty-stix-mp-red-intumescent-firestop-re-enterable-1-45-in-x-6-in","provider":"HandySkook","version":"1.0","type":"link"}