... migration which contaminates expensive refrigerants3 Rubber layer for permeation, braid for strength, and outer cover for protection1 Double barrier protectionMoisture barrier provides improved ... '', 72'', 96'', 10', 12', 25', 50', 75', 100')Remark1 For standard charging hose, W.P./B.P.: 600psi-3000psi is ... or W.P./B.P.: 500psi-3000psi are available3 For vacuum hose, 36'' hose will pull to 25 Microns ...