1/2″ NPT 90 Degree Anti Siphon Valve, 1/2″” hose.
$27.00
1/2″ NPT 90 Degree Anti Siphon Valve, 1/2″” hose. The anti-siphon valve is used as a safety device to prevent fuel from siphoning from tanks in case of a fuel line or fitting failure. Siphoning will only occur if lines are lower than tank.