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Chek-Lok® Excess Flow Valves are designed to provide a convenient means of withdrawing liquid from stationary containers prior to moving the container. The Chek-Lok® permits one transfer shut-off valve with an adapter to be used interchangeably on a number of tanks.

The 7590U and 7591U Chek-Loks® are also designed for use on permanent installations provided the excess flow valve is sized properly for the system and piping.
7591U Series 1 1/4 Inch (in) Inlet Connection Size Chek-Lok® Excess Flow Valve - (007590U)
Unit of Measure
1 

Item #

Item Name

Inlet Connection Size

Outlet Connection Size

Approximate Propane Liquid Closing Flow

Price

007590U N/A 7590U Series 3/4" Inlet Connection Size Chek-Lok® Excess Flow Valve N/A 3/4 in N/A 1-5/8 in N/A 20 gpm QUOTE
007591U N/A 7591U Series 1 1/4" Inlet Connection Size Chek-Lok® Excess Flow Valve N/A 1 1/4 in N/A 1-5/8 in N/A 35 gpm QUOTE
Unit of Measure
1