{"product_id":"metacaulk-66340-fire-rated-putty-pads-6-in-x-7-in","title":"RectorSeal Metacaulk 66340 Fire-Rated Putty Pad, 6 in. x 7 in. x 1\/8 in.","description":"\u003cp\u003eRectorSeal Metacaulk 66340 fire-rated putty pad, 6 in. x 7 in. x 1\/8 in., red. Wraps around electrical boxes in rated wall assemblies to restore the fire rating the box penetration breaks. Intumescent — it expands under heat to form an insulating char that blocks flame, smoke, and gas. One 1\/8 in. pad thickness carries a 1 or 2 hour rating; no extra putty is needed to plug conduit or EMT where it enters the box.\u003c\/p\u003e\n\u003cp\u003eNon-curing and hand-moldable, so it stays workable and can be repositioned. No mixing, no solvents, no asbestos fillers, which matters in confined or occupied spaces. Building codes require it in rated partitions where opposite-facing boxes are within 24 in. horizontally.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 6 in. x 7 in. x 1\/8 in.\u003c\/li\u003e\n\u003cli\u003eFire rating: up to 3 hours per ASTM E814, UL 1479, ULC\/CAN4-S115-M\u003c\/li\u003e\n\u003cli\u003eSound: STC 60\u003c\/li\u003e\n\u003cli\u003eListings: cULus, FM Approved\u003c\/li\u003e\n\u003cli\u003eInterior use only; do not expose to water\u003c\/li\u003e\n\u003cli\u003ePart number: 66340\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RectorSeal","offers":[{"title":"Default Title","offer_id":46194710839487,"sku":"METACAULK-66340","price":4.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0026\/8976\/1392\/files\/Metacaulk-6-X-6-Putty-Pads-sku-66340.jpg?v=1789189752","url":"https:\/\/fastenersinc.myshopify.com\/products\/metacaulk-66340-fire-rated-putty-pads-6-in-x-7-in","provider":"Fasteners Inc","version":"1.0","type":"link"}