{"product_id":"blueseal-r-134a-a-c-stop-leak-2-oz-with-reusable-hose-gauge-zero-polymer-formula-with-built-in-uv-dye","title":"blueseal R-134a A\/C Stop Leak 2 oz with Reusable Hose \u0026 Gauge — Zero‑Polymer Formula with Built‑in UV Dye","description":"\u003cstrong\u003eBlueseal R-134a A\/C Stop Leak is a 2 oz, zero-polymer leak sealer with built-in professional UV dye, supplied with a reusable hose and analog 0–200 PSI gauge to repair and diagnose small refrigerant leaks in automotive R-134a systems.\u003c\/strong\u003e\n\n\u003cp\u003eWhen an automotive air-conditioning system gradually loses cooling power, slow refrigerant leaks are often the culprit. Blueseal’s lab-tested, non-polymer formula permanently bonds on contact with oxygen under system pressure to seal leaks in evaporators, condensers, rubber hoses, O-rings and gaskets without introducing particulates. The bottle includes a self-sealing valve and a reusable R-134a hose with a color-coded gauge to make application and pressure monitoring straightforward for both DIYers and professionals.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Blueseal stop refrigerant leaks without clogging my system?\u003c\/h3\u003e\n\u003cp\u003eThe formula is zero-polymer and leaves no solid particulates that could foul compressors, evaporator cores, or recovery equipment. It reacts when oxygen enters the pressurized system and forms a permanent bond at the leak site while remaining fluid elsewhere.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eZero-polymer composition prevents deposits and blockages\u003c\/li\u003e\n  \u003cli\u003eActivates only where air contacts escaping refrigerant\u003c\/li\u003e\n  \u003cli\u003eCompatible with recovery machines and standard service tools\u003c\/li\u003e\n  \u003cli\u003eSafe for seals and internal components when used as directed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the product find and seal leaks on all parts of my car’s A\/C?\u003c\/h3\u003e\n\u003cp\u003eBlueseal is formulated for common leak points in R-134a MVAC systems. Controlled lab testing shows over 95% effectiveness for systems losing up to 25 oz of refrigerant per year, and it works on metal and rubber failure points that allow air ingress.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeals evaporator cores and condensers\u003c\/li\u003e\n  \u003cli\u003eRepairs rubber hoses, gaskets, and O-rings\u003c\/li\u003e\n  \u003cli\u003eConditions aged rubber to improve sealing performance\u003c\/li\u003e\n  \u003cli\u003eNot intended for very large ruptures or major mechanical failure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat diagnostic help does the kit provide if the leak is hard to find?\u003c\/h3\u003e\n\u003cp\u003eThe formulation contains professional-grade UV dye so you can quickly pinpoint leak locations under a UV lamp. The integrated dye saves a trip to separate products and speeds up troubleshooting for both home mechanics and technicians.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuilt-in UV dye highlights leak sites under UV light\u003c\/li\u003e\n  \u003cli\u003eSpeeds technician diagnostics and saves time for DIY repairs\u003c\/li\u003e\n  \u003cli\u003eReduces guesswork by combining dye and sealant in one product\u003c\/li\u003e\n  \u003cli\u003eUse UV lamp (not included) for visual confirmation before and after sealing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the 2 oz bottle with the included hose and gauge?\u003c\/h3\u003e\n\u003cp\u003eThe kit’s self-sealing rubber valve lets you attach the reusable R-134a hose and read system pressure on the permanently mounted analog 0–200 PSI gauge. Color-coded gauge zones indicate safe fill, caution, and high-pressure ranges for easier interpretation while adding the 2 oz treatment; refrigerant recharge is sold separately.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAttach hose to the low-side service port using the self-sealing valve\u003c\/li\u003e\n  \u003cli\u003eMonitor pressure via the color-coded 0–200 PSI analog gauge\u003c\/li\u003e\n  \u003cli\u003eIntroduce entire 2 oz bottle per instructions; then recharge refrigerant as needed\u003c\/li\u003e\n  \u003cli\u003eHose is reusable for future maintenance jobs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Blueseal R-134a A\/C Stop Leak is aimed at vehicle owners, fleet managers, and independent technicians who need a fast, lab-validated solution for slow refrigerant leaks and a built-in UV dye for diagnosis. It’s especially useful for systems losing modest amounts of refrigerant (up to about 25 oz per year), garages that value non-particulate formulas, and DIYers who want a pro-grade kit with a reusable hose and clear pressure guidance. For major system failures or complete component replacement, pair this product with professional service and appropriate refrigerant recharge.\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: Is Blueseal safe for my R-134a car A\/C system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The zero-polymer, non-particulate formula is designed for R-134a MVAC systems and won’t clog compressors or recovery equipment when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will one 2 oz bottle fix any leak?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s effective for most slow leaks and systems losing up to about 25 oz per year; very large ruptures or severe damage may require component repair or replacement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"blueseal","offers":[{"title":"Default Title","offer_id":67585682571449,"sku":"B0GP913MZ9","price":110.73,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/blueseal-front-packaging-r134a-stop-leak.jpg?v=1790475264","url":"https:\/\/redleafauto.ca\/products\/blueseal-r-134a-a-c-stop-leak-2-oz-with-reusable-hose-gauge-zero-polymer-formula-with-built-in-uv-dye","provider":"Redleaf Auto","version":"1.0","type":"link"}