1) Aluminium Casing. 2) G1.6, G2.5, G4. professional supplied. 3) Ready to Aply for OIML R31 certificate. ... pressure ( P max)30 KpaThe total pressure lossLess than 0.12 KpaMinimum record for reading0.1 dm³Maximum record for reading99 ... , Remote control and Prepaid gas meter. G1.6, G2.5, G4.0 G6.0 G10, G16,G25,G40, We can offer ...