The RF1 range's long-term metrology stability makes it the solution of choice for high residential consumption or gas distribution applications. The RF1 range of gas meters meet strict metrological requirements including O.I.M.L, EN1359 and DIN, PTB, DVGW, KVGN. Thanks to its superior design, the use of high quality materials, its accuracy and production in modern facilities, the RF1 is highly appreciated by customers; reaching all expectations of a product "Made in Germany".