Get Natural Gas Meter Shut Off Valve US. Once the gas is off, leave it off. Manually turning off the gas service shutoff valve and information about gas shut off devices.
The main shutoff valve controlling your home's natural gas supply may come into play during major construction or renovation involving gas lines or in rare instances, you may need to shut off the gas supply in the event of a natural disaster.
If you're renovating and adding windows, doors or vents to your building. For natural gas and mash gas etc, which are a bit lighter than air, gas detector should be installed under ceiling 0.3m to 1.2meters and within the rang of 1.5m semidiameter from gas sources. Do not turn appliances on or off. On/off valves for natural gas, propane, and butane.