REFFLEX® capillary tubing and fittings is suitable for almost all non-corrosive refrigerants including natural gasses.

HFC/HFO refrigerants such as R134a, R404A, R407A, R407C, R407F, R449A, R513A and R1234ze,
HC refrigerants such as R290 (propane), R600 (butane) and R600a (isobutyl)
NH3 and CO2 transcritical 130/160bar

prefabricated hoses