CE certification and other LPG certification required for an in house built device that detects that a gas water heater has run out of gas and enables a spare gas cylinder automatically. Thus avoiding a cold shower to clients who are using gas water heaters that run on gas cylinders.
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How are you? we are very interested in your project. we have many experiences in 3D design of the machine and device If you give us your job, we will start working right now. Best regards