ZeroR Max Seal Aerosol (ES Pro Seal), Replacement R134a-R12 use for Refrigeration and AC Repairs use in 4oz containers - 12 Pack

12 Cans - Max Seal repairs minor leaks in mobile a/c systems, seals leaks in evaporators, condensers, fittings and metal line Works on most mobile applications including automotive, campers, semi tractor trailers, combines, thrashers, agriculture applications For best results use ZeroR Max Dry BEFORE using Max Seal Compatible with Mineral, Ester, or PAG Oils. DO NOT use in ammonia systems 4oz Aerosol (ES Pro Seal), Universal R134a-R12- use for Refrigeration and Air conditioning Repairs use in 4oz puncture style containers - 12 pack