The ZPure H2O Filter removes moisture from inert gases, He, Ar, N2, H2, methane and clean dry air (CDA) to low ppb levels, with very high capacity. It is recommended for any application that requires ultra-dry gas, and is available in 4 sizes of stainless steel cylinders ranging from 130 cc to 750 cc. The ZPure H2O Filter is available with standard compression fittings or quick connect fittings offered in ¼” and 1/8” brass and stainless steel, or metal push-to-connect fittings in ¼” and 6 mm for plastic tubing and non-carrier gas lines.