{"product_id":"shurtape-sf-686-flex-duct-foil-tape-183431","title":"Shurtape SF 686 Flex Duct Foil Tape - 183431","description":"\u003ch2\u003eShurtape SF 686 Flex Duct Foil Tape - 183431\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eRestore an airtight seal on flexible duct connections\u003c\/strong\u003e with this universal\/spec-match Shurtape SF 686 Flex Duct Foil Tape - 183431. This butyl foil HVAC tape is designed for sealing Class 1 flex duct, sheet metal, and duct wrap vapor barrier surfaces where a heavier-duty mastic-style bond is preferred.\u003c\/p\u003e\u003cp\u003e183431 is Shurtape SF 686 foil tape, a universal\/spec-match sealing tape used when flex duct connections, vapor barrier seams, or sheet metal joints need a stronger long-lasting seal. It is commonly selected when ordinary foil tape is not enough for the service conditions or surface profile.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Class 1 flex duct, sheet metal, and duct wrap vapor barrier applications that call for a butyl foil sealing tape with the correct size and adhesion profile.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePlease confirm the tape width, length, backing material, adhesive type, and service application before ordering.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eIs it time to replace?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Symptoms:\u003c\/strong\u003e Air leaks at duct joints, loose vapor barrier seams, condensation around an unsealed connection, or foil tape that has lost adhesion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible\/Sensory Cues:\u003c\/strong\u003e Lifted foil edges, sticky residue from failed tape, torn insulation wrap, visible gaps at a seam, or dirt streaks showing air loss.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e Press the tape firmly over the full seam width and avoid stretching it tight across gaps so the butyl layer can stay fully seated over time.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\" style=\"width:100%; border-collapse: collapse;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eOEM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e183431\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eShurtape\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eButyl Foil Flex Duct Tape\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"SHURTAPE","offers":[{"title":"Default Title","offer_id":45448956248243,"sku":"183431","price":42.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/7322\/0019\/files\/media_fb80a983-78a0-4af3-8a2a-63809e823ed2.jpg?v=1782978818","url":"https:\/\/www.homeownersapplianceparts.com\/products\/shurtape-sf-686-flex-duct-foil-tape-183431","provider":"Homeowners","version":"1.0","type":"link"}