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Watts Little Firefighter 1″ Earthquake Gas Valve

$121.22 on Amazon.com (as of October 17, 2026, 10:03 AM EST) View details ↗

The **Watts Little Firefighter Earthquake Gas Shutoff Valve** is a critical safety solution for homes and businesses in seismic zones. Engineered to automatically shut off gas flow during earthquakes measuring **5.4+ magnitude**, this valve helps prevent gas leaks and fires before they start. With a **lightweight, compact design**, it integrates seamlessly into existing 1″ NPT gas lines—ideal for both natural gas and propane systems—while featuring a **dual-side manual reset** for quick reactivation after an event.

Certified for use with systems rated up to **10 psi**, this valve combines Watts’ legacy of reliability (since 1874) with modern earthquake protection. It’s not a fire alarm but a proactive safeguard, designed to minimize property damage by cutting gas supply instantly during tremors. Installation is simplified with included mounting hardware, making it a practical choice for contractors and DIYers alike. Trust Watts—where water and gas safety meet precision engineering.

Trigger Sensitivity≥5.4 magnitude earthquake
Thread Size1″ NPT
Max Pressure Rating10 psi
Gas Type CompatibilityNatural gas & propane
Manual ResetDual-side
Does this valve work with propane gas lines?
Yes, the Watts Little Firefighter is approved for both natural gas and propane systems when installed on 1″ NPT connections.
How do I reset the valve after an earthquake?
The valve features a manual reset lever on both sides, allowing you to reactivate gas flow from either side without tools.
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