{"id":53154,"date":"2018-09-27T11:58:44","date_gmt":"2022-03-30T15:32:55","guid":{"rendered":"https:\/\/www.refrigerantboys.com\/?post_type=product&#038;p=53154"},"modified":"2026-09-11T17:00:00","modified_gmt":"2026-09-11T15:00:00","slug":"total-stp-super-seal-leak-stopper-for-car-air-conditioning-r134a-kit-with-low-pressure-quick-connect-fitting","status":"publish","type":"product","link":"https:\/\/www.refrigerantboys.com\/en\/buy\/chemical\/total-stp-super-seal-leak-stopper-for-car-air-conditioning-r134a-kit-with-low-pressure-quick-connect-fitting\/","title":{"rendered":"STP Super Seal Total Leak Stop for R134a Car Air Conditioning \u2013 Kit with Low-Pressure Quick-Connect Fitting"},"content":{"rendered":"<div class=\"page\" title=\"Page 9\">\n<div class=\"section\">\n<div class=\"layoutArea\">\n<div class=\"column\">\n<p data-path-to-node=\"5\"><b data-path-to-node=\"5\" data-index-in-node=\"0\">Dual-Action Sealant for Rubber and Metal Without Removing Components<\/b><\/p>\n<p data-path-to-node=\"5\">The <b data-path-to-node=\"5\" data-index-in-node=\"80\">STP Super Seal Air-Con Stop Leak<\/b> kit is the definitive, fast, and economical solution for eliminating refrigerant leaks and restoring the seal in your vehicle\u2019s air conditioning system. Its advanced formula circulates mixed with gas and oil; upon contact with oxygen or external moisture at the leak site, it reacts to form a flexible seal that withstands high pressures, without clogging the expansion valve or the compressor.<\/p>\n<p data-path-to-node=\"6\"><b data-path-to-node=\"6\" data-index-in-node=\"0\">Strengths &amp; Advantages:<\/b><\/p>\n<ul data-path-to-node=\"7\">\n<li>\n<p data-path-to-node=\"7,0,0\"><b data-path-to-node=\"7,0,0\" data-index-in-node=\"0\">Complete 2-in-1 Sealing:<\/b> Restores the elasticity and volume of aged rubber gaskets and O-rings, while sealing microporosity and corrosion cracks on metal parts (condenser, evaporator, receiver, fittings).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,1,0\"><b data-path-to-node=\"7,1,0\" data-index-in-node=\"0\">Ready-to-Use Kit with Quick-Connect Fitting:<\/b> Includes the quick-connect fitting specifically designed for the low-pressure (Low Side) service valve on R134a systems, allowing for easy, clean, and immediate application.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,2,0\"><b data-path-to-node=\"7,2,0\" data-index-in-node=\"0\">Safe for the Circuit and Equipment:<\/b> Formulation free of clogging polymers; does not react with refrigerant or oil in the absence of leaks and does not damage A\/C recharge stations during normal maintenance.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,3,0\"><b data-path-to-node=\"7,3,0\" data-index-in-node=\"0\">Long-Lasting Results:<\/b> Permanently seals slow micro-leaks (charge loss over weeks or months), eliminating the need for frequent and costly gas refills.<\/p>\n<\/li>\n<\/ul>\n<p data-path-to-node=\"9\"><b data-path-to-node=\"9\" data-index-in-node=\"0\">TECHNICAL SPECIFICATIONS<\/b><\/p>\n<table data-path-to-node=\"10\">\n<thead>\n<tr>\n<td><strong>Feature<\/strong><\/td>\n<td><strong>Specifications<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"10,1,0,0\"><b data-path-to-node=\"10,1,0,0\" data-index-in-node=\"0\">Brand \/ Model<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,1,1,0\">STP Super Seal Air-Con Stop Leak Kit (MRL-3UK)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,2,0,0\"><b data-path-to-node=\"10,2,0,0\" data-index-in-node=\"0\">Compatible Refrigerant<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,2,1,0\">R134a (automotive air conditioning)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,3,0,0\"><b data-path-to-node=\"10,3,0,0\" data-index-in-node=\"0\">Compatibility of Metal Components<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,3,1,0\">Condensers, evaporators, compressors, accumulators, filter-drainers<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,4,0,0\"><b data-path-to-node=\"10,4,0,0\" data-index-in-node=\"0\">Compatibility of Elastomer Components<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,4,1,0\">O-rings, seals, rubber hoses<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,5,0,0\"><b data-path-to-node=\"10,5,0,0\" data-index-in-node=\"0\">Included Equipment<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,5,1,0\">Leak-sealing cylinder + dispensing valve with R134a low-pressure quick-connect fitting<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,6,0,0\"><b data-path-to-node=\"10,6,0,0\" data-index-in-node=\"0\">Injection Point<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,6,1,0\">Low-Pressure Service Port (Low Pressure Port)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"10,7,0,0\"><b data-path-to-node=\"10,7,0,0\" data-index-in-node=\"0\">Application Sector<\/b><\/span><\/td>\n<td><span data-path-to-node=\"10,7,1,0\">Passenger cars, commercial vehicles, agricultural machinery, and earth-moving equipment<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>Easy to use, fits even with the system loaded.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b data-path-to-node=\"2\" data-index-in-node=\"46\">STP Super Seal<\/b> Professional Leak Repair Kit, specifically designed to permanently seal micro-leaks in automotive A\/C systems using <b data-path-to-node=\"2\" data-index-in-node=\"180\">R134a<\/b> refrigerant. Thanks to its dual chemical action, it repairs both rubber parts (O-rings, gaskets, flexible hoses) and metal components (evaporators, condensers, compressors, and pipes). Supplied complete with an adapter and quick-connect fitting for the low-pressure (LP) service port.<\/p>\n","protected":false},"featured_media":53149,"template":"","meta":[],"product_cat":[149],"product_tag":[],"acf":{"ai_note":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>STP Super Seal Total Leak Stop for R134a Car Air Conditioning \u2013 Kit with Low-Pressure Quick-Connect Fitting | Refrigerant Boys<\/title>\n<meta name=\"description\" content=\"STP Super Seal Professional Leak Repair Kit, specifically designed to permanently seal micro-leaks in automotive A\/C systems using R134a refrigerant. Thanks to its dual chemical action, it repairs both rubber parts (O-rings, gaskets, flexible hoses) and metal components (evaporators, condensers, compressors, and pipes). Supplied complete with an adapter and quick-connect fitting for the low-pressure (LP) service port.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.refrigerantboys.com\/en\/buy\/chemical\/total-stp-super-seal-leak-stopper-for-car-air-conditioning-r134a-kit-with-low-pressure-quick-connect-fitting\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"STP Super Seal Total Leak Stop for R134a Car Air Conditioning \u2013 Kit with Low-Pressure Quick-Connect Fitting | Refrigerant Boys\" \/>\n<meta property=\"og:description\" content=\"STP Super Seal Professional Leak Repair Kit, specifically designed to permanently seal micro-leaks in automotive A\/C systems using R134a refrigerant. Thanks to its dual chemical action, it repairs both rubber parts (O-rings, gaskets, flexible hoses) and metal components (evaporators, condensers, compressors, and pipes). Supplied complete with an adapter and quick-connect fitting for the low-pressure (LP) service port.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.refrigerantboys.com\/en\/buy\/chemical\/total-stp-super-seal-leak-stopper-for-car-air-conditioning-r134a-kit-with-low-pressure-quick-connect-fitting\/\" \/>\n<meta property=\"og:site_name\" content=\"Refrigerant Boys\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-11T15:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.refrigerantboys.com\/wp-content\/uploads\/2018\/09\/70425-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"200\" \/>\n\t<meta property=\"og:image:height\" content=\"324\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.refrigerantboys.com\/en\/buy\/chemical\/total-stp-super-seal-leak-stopper-for-car-air-conditioning-r134a-kit-with-low-pressure-quick-connect-fitting\/\",\"url\":\"https:\/\/www.refrigerantboys.com\/en\/buy\/chemical\/total-stp-super-seal-leak-stopper-for-car-air-conditioning-r134a-kit-with-low-pressure-quick-connect-fitting\/\",\"name\":\"STP Super Seal Total Leak Stop for R134a Car Air Conditioning \u2013 Kit with Low-Pressure Quick-Connect Fitting | Refrigerant Boys\",\"isPartOf\":{\"@id\":\"https:\/\/www.refrigerantboys.com\/en\/#website\"},\"datePublished\":\"2022-03-30T15:32:55+00:00\",\"dateModified\":\"2026-09-11T15:00:00+00:00\",\"description\":\"STP Super Seal Professional Leak Repair Kit, specifically designed to permanently seal micro-leaks in automotive A\/C systems using R134a refrigerant. 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