... ,R22,R410 and R134a. Widely used in motor vehicles, air conditioners and industrial refrigeration equipment.Appearance: smooth surface. Structure: ... & PVC (the smooth cover layer) Packaged: One piece in a polybag. Temperature range: –30°C—100°C. Fittings: We ... of specifications such as automobile brake hose, power steering hose, air conditioner hose, oil-cooling tubes, bundy pipe, nylon tubes,teflon ...