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    Our Company

    Seismic Shutoff installs residential and commercial seismic gas shutoff valves (SGSV) in  Washington Oregon and California. Valves are designed to stop the flow of natural gas when earthquake activity of magnitude 5.2 or greater occurs. Call for a quote. 

    HEAD OFFICE

    HOURS OF OPERATION

    647B Maybell Ave 

    Palo Alto, CA 94306

    Mon - Fri: 8am - 6pm
    ​​Saturday: 8am - 5pm  
    ​Sunday: By appointment 

    425-610-8709 or 949-424-2510

    info@seismicshutoff.com

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    CONTRACTOR  LICENSE BY STATE

    Washington: SEISMSL820NB
    ​​Oregon: 223700

    California: 1052876

    AREAS WE SERVICE

    Washington  Residential / Commercial
    ​​Oregon: Commercial

    California: Residential / Commercial

    Call  425 610 8709 or 949-424-2510 to schedule your installation!

    © 2020 Seismic Shutoff