The German LPG Association (DVFG) obliges the operator of an LPG system for private purposes in accordance with the technical rules for LPG (for short: TRF 2012) to incorporate an excess flow valve. Each new gas heating system must therefore have this safety component. If you make major changes to your LPG heating system, you must install an excess flow valve.
This blog post provides information on how to operate an excess flow valve (GS) and how it protects residents from dangerous gas leakage. Read more