{"product_id":"mr-cartool-ac-flush-kit-with-220-psi-gauge-3-5-ft-nylon-hose-for-r134a-r12-stainless-steel-bottle","title":"MR CARTOOL AC Flush Kit with 220 PSI Gauge 3.5 ft Nylon Hose for R134A\/R12, Stainless Steel Bottle","description":"\u003cp\u003e\u003cstrong\u003eMR CARTOOL AC Flush Kit is a portable HVAC flushing system with a 220 PSI dual-scale gauge and 3.5 ft nylon hose for cleaning R134A and R12 air conditioning lines before compressor replacement or system upgrades.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis stainless-steel flush bottle and accessory set is built for automotive, domestic and light commercial refrigeration service. It is engineered to remove residual oil, metal particles and compressor debris from refrigerant lines and evaporators so new compressors and components can operate in a cleaner environment. The kit requires an external air compressor and appropriate cleaning solvent, and is compact for shop or mobile use.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the MR CARTOOL AC Flush Kit remove contaminants?\u003c\/h3\u003e\n\u003cp\u003eThe kit uses pressurized air to push cleaning solvent through the A\/C lines, carrying out oil, sludge and metal shavings that accumulate over time. A conical rubber tip and tight fittings prevent backflow and ensure solvent flow through targeted sections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStainless-steel flush tank holds cleaning solution securely.\u003c\/li\u003e\n  \u003cli\u003eConical rubber sealing tip prevents return flow into the bottle.\u003c\/li\u003e\n  \u003cli\u003eBrass fittings resist corrosion where solvent contacts metal.\u003c\/li\u003e\n  \u003cli\u003eAir-driven flushing clears lines quickly compared with manual methods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat pressure ratings and safety features are included?\u003c\/h3\u003e\n\u003cp\u003eThe unit incorporates a dual-scale pressure gauge showing 0–220 PSI (0–16 bar) so you can monitor flushing pressure at a glance. An integrated air relief valve vents excess pressure automatically for safer operation when pump or source pressure spikes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDual-scale gauge for PSI and bar readings.\u003c\/li\u003e\n  \u003cli\u003eWorking hose pressure rated at 500 PSI; maximum burst 2500 PSI.\u003c\/li\u003e\n  \u003cli\u003eAir relief valve prevents over-pressurization during use.\u003c\/li\u003e\n  \u003cli\u003eNylon hose offers heat resistance and flexibility under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat accessories and build materials does the kit include?\u003c\/h3\u003e\n\u003cp\u003eThe flush kit pairs a sturdy stainless-steel bottle with brass connectors and a nylon hose designed for long service life. All parts that contact solvent are made from materials chosen to reduce corrosion and withstand mechanical stress during repeated shop use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3.5 ft nylon hose for reach and pliability in tight engine bays.\u003c\/li\u003e\n  \u003cli\u003eStainless-steel flushing tank for durability and solvent compatibility.\u003c\/li\u003e\n  \u003cli\u003eBrass fittings for chemical resistance on connection points.\u003c\/li\u003e\n  \u003cli\u003eConical rubber tip and secure connectors for leak-reduced operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow simple is the kit to operate for routine AC maintenance?\u003c\/h3\u003e\n\u003cp\u003eOperation is straightforward: add a light A\/C cleaner to the bottle, attach the connector and seal the tip, then connect to an air compressor and open the valve to force solvent through the system. The compact size keeps setup and storage easy for both professional technicians and experienced DIYers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFill flush bottle with recommended solvent (not included).\u003c\/li\u003e\n  \u003cli\u003eAttach fittings, seal the conical tip, and connect to compressor.\u003c\/li\u003e\n  \u003cli\u003eOpen valve and flush lines; the gauge monitors working pressure.\u003c\/li\u003e\n  \u003cli\u003eLightweight and compact for shop benches or mobile tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The MR CARTOOL AC Flush Kit is aimed at mechanics, HVAC technicians and knowledgeable DIYers who service R134A and R12 systems and want a reliable, portable flushing solution. It is suited for pre-compressor replacement cleaning, system conversions or routine line maintenance where removing oil, sludge and particulate will improve component longevity and help ensure a cleaner refrigerant circuit. Note: cleaning solvent and an air compressor are required but not included; always follow solvent manufacturer and safety guidelines when flushing refrigerant lines.\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 this kit be used with both R134A and R12 systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The MR CARTOOL flush kit is compatible with lines for R134A and R12 when used with appropriate cleaning solvent and safety practices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is an air compressor included with the flush kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. An external air compressor and cleaning solvent are required but not included with the kit.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MR CARTOOL","offers":[{"title":"Default Title","offer_id":48085886075038,"sku":"B0DDKMJHYF","price":42.01,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/mr-cartool-flush-kit-front-view.jpg?v=1785879498","url":"https:\/\/northtrailauto.ca\/products\/mr-cartool-ac-flush-kit-with-220-psi-gauge-3-5-ft-nylon-hose-for-r134a-r12-stainless-steel-bottle","provider":"North Trail Auto","version":"1.0","type":"link"}