In BusinessSince 1987
CA, FL, GA, ID, IA, IN, MA, MD, MI, MO, NC, ND, NE, NY, OH, TX, WI
Mastercool charging hoses stand the test of time. Nylon barrier models meet EPA, SAE and UL standards for containment of refrigerant. Knurled brass nuts make finger tightening easy. Crimped with 8 segment dies for secure fit and maximum durability.