4 oz. A/C Re-New

A/C Re-New, formerly Zerol Ice, has been used successfully for many years to improve the performance of air conditioning and refrigeration systems. A/C Re-New provides significant saving in energy use. It also quiets noisy systems and extends the life of the system. It is a lubricant that blends with the system's oil, lasting for the life of the equipment or until the oil is changed.|Quiets noisy compressors|Reduces energy consumption, lowers starting and running amps|OEM approved, frees sticking thermostatic expansion valves and reversing valves|Aids in oil return with existing oil in R-22 retrofits