Detailed Product Description I. GeneralModel RE-G2.5,RE-G4.0 household gas meter (enclosure of iron case), which the metaformaldehyde plastic integrated measuring room, synthetic rubber diaphragm, driven parts, metaformaldehyde plastic piece and stainless steel parts, and unique rotating type valve can ensure higher accurate measuring and reliability. II. Main Tehcnical ParatmeterTechnical ...