{"product_id":"leak-saver-ac-leak-sealer-6-pack-direct-inject-concentrated-formula-for-pinhole-small-line-leaks","title":"Leak Saver AC Leak Sealer 6-Pack — Direct‑Inject Concentrated Formula for Pinhole \u0026 Small-Line Leaks","description":"\u003cb\u003eLeak Saver Direct Inject AC Leak Sealer is a concentrated HVAC sealant that circulates through a cooling system to permanently seal small refrigerant leaks and prevent future slow leaks.\u003c\/b\u003e\n\n\u003cp\u003eThis concentrated formula is designed to be injected directly into air conditioning and refrigeration systems to stop pinhole and small-line leaks without replacing components. Compatible with the majority of refrigerants and system types, this six-pack gives technicians and DIYers multiple doses for repair or preventative maintenance. Installation is simple with common service tools, and the product was developed and manufactured in the United States.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this sealant stop leaks in running HVAC systems?\u003c\/h3\u003e\n\u003cp\u003eThe active molecules travel with the refrigerant and react at the exact spot where refrigerant exits the system. At the leak point, contact with air and moisture forms an insoluble, flexible seal that blocks the escape path. It’s intended for small leaks where the system does not lose its full charge within days.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCirculates with refrigerant to reach leak sites.\u003c\/li\u003e\n  \u003cli\u003eReacts with air and moisture to create a permanent plug.\u003c\/li\u003e\n  \u003cli\u003eFormulated for pinhole and small-line leaks, not large ruptures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich systems and refrigerants will it work with?\u003c\/h3\u003e\n\u003cp\u003eLeak Saver is formulated to be broadly compatible: residential, commercial and automotive systems are supported except those using ammonia. The product works with modern and legacy refrigerants, including R410A, R22 and replacements, R134a, R1234yf and several others. Check your system manual for special adapter needs for vehicle and mini-split service ports.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with central air, ductless mini-splits, heat pumps, refrigeration and automotive AC.\u003c\/li\u003e\n  \u003cli\u003eWorks with common refrigerants like R410A, R134a, R404A, R290, R600a and more.\u003c\/li\u003e\n  \u003cli\u003eNot for use with ammonia-based refrigeration systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tools and steps are needed to install it safely?\u003c\/h3\u003e\n\u003cp\u003eInjection is done through a standard manifold gauge set or the brand’s Leak Shot Injection Kits for faster application. For many automotive systems you’ll need a 134a to 1\/4\" charging adapter; some mini-splits require a 5\/16\" to 1\/4\" adapter. The process avoids pressurized cans and messy syringes, making it practical for professional service or experienced DIYers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse a manifold gauge set or Leak Shot kit for direct injection.\u003c\/li\u003e\n  \u003cli\u003eAdapters may be required for vehicle and mini-split service ports.\u003c\/li\u003e\n  \u003cli\u003eSafe for gauges, hoses, expansion valves, Schrader valves and other service hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long until you see results and what are the limitations?\u003c\/h3\u003e\n\u003cp\u003eWhen used on eligible small leaks that do not rapidly purge the refrigerant charge, a visible reduction or elimination of the leak is often observed within days. It is not a substitute for mechanical repair when components are severely damaged or when a major refrigerant loss occurs. For best outcomes, use the product as soon as a small leak is suspected and follow manufacturer instructions for charge size and circulation time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmall leak sealing typically occurs within days under normal circulation.\u003c\/li\u003e\n  \u003cli\u003eNot intended for large ruptures, blown hoses, or completely discharged systems.\u003c\/li\u003e\n  \u003cli\u003eMay be used preventatively to help seal future small leaks over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Leak Saver Direct Inject AC Leak Sealer is aimed at HVAC technicians, maintenance professionals, and knowledgeable DIY homeowners who need a convenient, compatible solution for stopping small refrigerant leaks or adding preventative protection. It offers a time-saving option for service calls and maintenance plans, but it should be used with proper service tools and diagnostic judgment. If you’re unsure whether a leak is suitable for sealant treatment, consult a licensed technician before proceeding.\u003c\/p\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: Can Leak Saver be used on automotive air conditioners?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes; it works with automotive systems using common refrigerants, but a 134a to 1\/4\" charging adapter is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this stop large refrigerant leaks or ruptured lines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No; it’s designed for pinhole and small-line leaks. Major ruptures or fully discharged systems need mechanical repair.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Leak Saver","offers":[{"title":"Default Title","offer_id":67584959152313,"sku":"B075KKLGHS","price":396.71,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/leak-saver-front-packaging.jpg?v=1790461046","url":"https:\/\/redleafauto.ca\/products\/leak-saver-ac-leak-sealer-6-pack-direct-inject-concentrated-formula-for-pinhole-small-line-leaks","provider":"Redleaf Auto","version":"1.0","type":"link"}