Mastercool Auto Master Leak Shield Sealant

Features and Benefits:

• R134A and HFO 1234YF compatible
• Standard and hybrid compatible
• Includes O ring conditioners
• Anti-wear and anti-oxidant additives
• Safe, contains no harmful polymers, HFC free aerosol

Auto Master Leak Shield stops leaks in metal and rubber automotive air conditioning parts including evaporators, condensers, o rings, gaskets and hoses.