• Lubricates system and helps prevent leaks • Seals small leaks in evaporator, condenser, hoses, O-rings and gaskets • Illuminates larger leaks with high quality universal fluorescent dye • For R12, R134a A/C systems • Safe for hybrid and electric compressors • Made in USA • 1 oz. Replacement Cartridge of Master Leak Shield Auto A/C Sealant with Dye
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