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Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with flange and NPT connections for both horizontal and vertical applications. Product Documentation: Horizontal: 318, 318F Vertical (Top to Bottom): VT318, VT318F Vertical (Bottom to Top): , VB318, VB318F
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We currently ship within the US, with more countries coming soon.
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🇺🇸 Ship from USA · On Agora since 2026
$895.95