Chek-Lok Liquid Evacuation Adapter for 7590U and 7591U Valves 7590U-20

Designed specifically for use with RegO® 7590U and 7591U Chek-Lok® Excess Flow Valves. Adapter’s operating handle opens and closes equalizing stem in the Chek-Lok® valve. Eliminates gas flow through Chek-Lok® valve when installing or removing adapter. Use of RegO® adapter ensures proper connections and opening of the check mechanism.


    • Built in nylon gasket provides a gas tight seal.
    • Adapter can be installed without depressing the equalizing stem of the Chek-Lok®.
    • Design eliminates the need to slug excess flow feature of Chek-Lok® when removing the adapter.
    • Built in bleeder valve allows controlled discharge of liquid before removing the adapter.