Mastercool 53660 Master Leak Shield HVAC Sealant for 1.5-6 Ton Systems

Master Leak Shield HVAC 53660 - 85 g (3 oz)

Seal leaks effortlessly with Master Leak Shield HVAC 53660, designed for air conditioning and refrigeration systems from 1.5 to 6 tons (5.3 to 21 kW). This high-quality sealant lubricates systems, prevents leaks, and uses universal fluorescent dye to highlight larger leaks. Compatible with all refrigerants and oils, it repairs metal and rubber components like evaporators, O-rings, gaskets, and hoses. Its patented delivery system ensures no residual sealant remains in the can. Made in the USA, perfect for professional HVAC maintenance.