{"product_id":"wirefy-heat-shrink-tubing-1-4-inch-3-1-ratio-adhesive-dual-wall-waterproof-ul-listed-50-ft-roll","title":"Wirefy Heat Shrink Tubing 1\/4 Inch 3:1 Ratio – Adhesive Dual-Wall Waterproof, UL Listed, 50 ft Roll","description":"\u003cp\u003eMeet Wirefy heat shrink tubing, a versatile insulation solution designed to protect and seal electrical wiring in challenging environments. This 1\/4 inch outer diameter tubing shrinks to one third of its size, delivering a tight, snug fit on a variety of wires and cables. The adhesive-lined, dual-wall construction ensures a resilient seal that helps resist moisture and grime, while remaining flexible enough for everyday handling.\u003c\/p\u003e\u003cp\u003eWhat sets it apart is the combination of a 3:1 shrink ratio and an integrated adhesive layer that melts and seals as heat is applied. This creates a waterproof and oil-resistant bond ideal for marine wiring, automotive harnesses, and outdoor electronics where exposure to moisture and grime is common. The tubing comes on a long 50 ft roll, making it cost-effective for longer runs or multiple projects, and is UL-listed to meet established safety and performance standards.\u003c\/p\u003e\u003ch3\u003eKey benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e3:1 shrink ratio enables a tight, secure fit on smaller wires\u003c\/li\u003e\n\u003cli\u003eAdhesive-lined design forms a waterproof, oil-resistant seal\u003c\/li\u003e\n\u003cli\u003eDual-wall insulation enhances abrasion resistance and durability\u003c\/li\u003e\n\u003cli\u003e50 ft roll supports longer runs and DIY projects\u003c\/li\u003e\n\u003cli\u003eUL-listed for safety and flame resistance in electrical and automotive applications\u003c\/li\u003e\n\u003cli\u003eBlack color provides a discreet, professional look on diverse wiring jobs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal use cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMarine wiring and outdoor electrical projects where moisture is a concern\u003c\/li\u003e\n\u003cli\u003eAutomotive harnesses and under-dash wiring prone to heat and vibration\u003c\/li\u003e\n\u003cli\u003eDIY electronics, hobby projects, and repair work requiring reliable insulation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to use\u003c\/h3\u003e\u003cp\u003eSlide the tubing over the wire, center it, and apply heat with a heat gun or soldering iron tip. The tubing shrinks to fit tightly while the adhesive melts to seal gaps around the wire, forming a protective barrier.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eOuter diameter: 1\/4 inch\u003c\/li\u003e\n\u003cli\u003eShrink ratio: 3:1\u003c\/li\u003e\n\u003cli\u003eConstruction: Adhesive-lined, dual-wall\u003c\/li\u003e\n\u003cli\u003eLength: 50 feet\u003c\/li\u003e\n\u003cli\u003eSafety: UL listed\u003c\/li\u003e\n\u003c\/ul\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 shrink ratio and size does Wirefy heat shrink tubing offer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The tubing starts at 1\/4 inch diameter and shrinks to about one-third of its size when heated.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this tubing waterproof and UL-listed?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It features an adhesive-lined waterproof bond and UL listing for safety in electrical and automotive environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Wirefy","offers":[{"title":"Default Title","offer_id":47467562664110,"sku":"B08W7RB32Z","price":78.22,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/wirefy-heat-shrink-tubing-1-4-inch-roll.jpg?v=1770370869","url":"https:\/\/handyskook.ca\/products\/wirefy-heat-shrink-tubing-1-4-inch-3-1-ratio-adhesive-dual-wall-waterproof-ul-listed-50-ft-roll","provider":"HandySkook","version":"1.0","type":"link"}