AGV-100 Little Firefighter 1" Earthquake Horizontal Valve Used in large homes and some small industrial applications. At your home or office our valves work 24-7 to protect lives and property from earthquake related gas fires. Please remember our gas valves meet or exceed the requirements of the City of Los Angeles, and are laboratory tested and certified. Complies With All State, City, & Laboratory Testing RequirementsMost Compact State-of-the-Art DesignBest Flow On The Market Automatically Shuts-Off Gas When Triggered by a 5.4 Magnitude Seismic EventManual Reset Available On Both SidesEndorsed By the Los Angeles Area PHCC