via Tumblr bit.ly/1a8J9gp Earthquake Shut Off Valve San Diego Specialists bit.ly/GLIR8c A natural gas seismic shut-off valve automatically shuts off your gas service when an earthquake of a sufficient magnitude occurs at your home’s location. An excess flow valve automatically shuts off your gas service when a significant gas leak or overpressure surge occurs at a pipe or appliance located beyond the point where the valve is installed. Earthquake Shut Off Valve San Diego San Diego Earthquake Shut Off Valve via WordPress bit.ly/18NstwV via Blogger bit.ly/GLITwP
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