{"product_id":"heat-shrink-tubing-7-8-in-2-1-100-ft-yellow-durable-insulation","title":"Heat Shrink Tubing 7\/8 in 2:1 100 ft Yellow - Durable Insulation","description":"\u003cp\u003eIn this review of the 7\/8 in 2:1 heat shrink tubing, the bottom line is simple: it is a practical, heavy-duty solution for electrical insulation and cable repair when a long continuous length is needed. The reviewer found the 100 ft roll especially useful for wiring runs and automotive projects because it provides consistent shrink performance and strong electrical protection. Practical users will appreciate that it shrinks to roughly half its diameter, is RoHS compliant and UL listed, and resists high temperatures while offering reliable corrosion resistance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7\/8 in Diameter:\u003c\/strong\u003e Provides ample coverage for medium-size cable bundles and connectors without excessive handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 ft Length:\u003c\/strong\u003e A long continuous length reduces the need for many small pieces and is convenient for workshop or jobsite use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2:1 Shrink Ratio:\u003c\/strong\u003e Shrinks down to about half its original diameter for a tight, protective fit around wiring and splices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Certified:\u003c\/strong\u003e RoHS compliant and UL listed for use on circuits up to 600V, giving confidence for electrical and automotive work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Temperature Resistant:\u003c\/strong\u003e Maintains insulation and tightness under heat exposure, improving durability in demanding environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHalogen-Free Construction:\u003c\/strong\u003e Reduces hazardous fumes in case of fire and supports safer installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis tubing is aimed at electricians, hobbyists, and automotive technicians who need an economical long run of heat shrink for bundling, insulating, and repairing wires and cable assemblies. The 7\/8 in size works well for grouped wires, AC cable repairs, and protective sleeving where a robust cover and corrosion resistance matter.\u003c\/p\u003e\n\u003cp\u003eThose looking for color-matched small pieces or precisely uniform color across different sizes should be cautious, as color may vary between sizes and rolls. If a perfectly continuous, unspliced appearance is required for runs longer than 50 ft, professional-cut lengths or factory sleeving may be preferable.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWorks well and reliably shrinks about 50% without cracking, providing solid electrical insulation.\u003c\/li\u003e\n\u003cli\u003eGood value for money for users needing a long 100 ft length for multiple projects.\u003c\/li\u003e\n\u003cli\u003eDurable and high temperature resistant, making it suitable for automotive and industrial environments.\u003c\/li\u003e\n\u003cli\u003eUL listed and RoHS compliant for safer electrical use up to 600V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eColor accuracy is mixed between sizes and batches, so the yellow may not match other pieces exactly.\u003c\/li\u003e\n\u003cli\u003eLong lengths of 50 ft or more may include splices, which could be inconvenient for some specific cosmetic uses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e7\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e100 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShrink Ratio\u003c\/td\u003e\n\u003ctd\u003e2:1 (shrinks to about half)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003eUp to 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eRoHS compliant, UL listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial Characteristics\u003c\/td\u003e\n\u003ctd\u003eHalogen-free, high temperature resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Uses\u003c\/td\u003e\n\u003ctd\u003eWiring, automotive, electronic and electrical applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 7\/8 in 2:1 heat shrink tubing is a solid choice for anyone needing a long, durable sleeve for electrical insulation and repairs. It delivers dependable shrink performance, useful safety certifications, and good value for the 100 ft roll, making it especially well suited to electricians, mechanics, and DIYers who prioritize function and coverage over exact color matching.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this tubing fit my cable bundle?\u003c\/strong\u003e\u003cbr\u003eMeasure the bundle diameter and choose 7\/8 in if the pre-shrink diameter comfortably covers the wires; the 2:1 ratio will reduce it to roughly half for a tight fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the tubing safe for automotive engine bays?\u003c\/strong\u003e\u003cbr\u003eYes, it is high temperature resistant and UL listed, making it appropriate for many automotive applications, though placement should avoid direct contact with extreme heat sources.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the roll be one continuous piece?\u003c\/strong\u003e\u003cbr\u003eLengths of 50 ft or longer may contain splices, so expect possible joints on the 100 ft roll.\u003c\/p\u003e","brand":"Electriduct","offers":[{"title":"Default Title","offer_id":48233433628891,"sku":"B00AEVB1TE","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51GGrWHGmPL._SL1000_959925b6-1d93-48fd-8d73-7a50f8cefce5.jpg?v=1770749354","url":"https:\/\/gearmusthave.com\/products\/heat-shrink-tubing-7-8-in-2-1-100-ft-yellow-durable-insulation","provider":"GearMustHave","version":"1.0","type":"link"}