Globe valves have two halves of the body being separated by an internal baffle. This has an opening that forms a seat onto which a movable plug, called disk or disc, which can be screwed in to close (or shut), or screwed out to open the valve.
Promet Valves offers two varieties of Globe Valves: SDNR, Screw Down Non Return; and, SDSL, Screw Down Screw Lift.
The SDNR offers two features, one being basic to Stop Valves plus the additional Check Valve feature of closing the valve acted by back-flow.
The SDSL offers the basic feature of traditional Stop Valves.
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