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Line 1: − + − − The heart of the Dupree termination system is the Twis-Loc gate valve; one of the most important components in your system. The Twis-Loc's features certainty of operation and the valve position while being unsurpassed in serviceability. [[File:Dupree Twis-Loc Manual Valve Exploded Parts Drawing.jpg|frame|Dupree Twis-Loc Manual Valve Exploded Parts Drawing]]
→Twis-Loc Overview & History
[https://dupreeproducts.com Link to manufacture's page][[File:Dupree Twis-Loc Valve .png|thumb|500x500px|Dupree Twis-Loc Valve]]
[https://dupreeproducts.com Link to manufacture's page][[File:Dupree Twis-Loc Valve .png|thumb|500x500px|Dupree Twis-Loc Valve]]
==Twis-Loc Overview & History==
==Twis-Loc Overview & History==
The Dupree Twis-Loc valve was originally developed and marketed as the Owens Valve in 1964, and it has been in production ever since. The Twis-Loc Valve has been installed by many manufacturers during this time such as, Airstream, SilverStreak, Bluebird, Newell and numerous other bus and recreational vehicle manufactures. The Twis-Loc's significant feature is its certainty of operation and valve position with all parts being easily replaceable.
The Dupree Twis-Loc valve was originally developed and marketed as the Owens Valve in 1964, and it has been in production ever since. The Twis-Loc Valve has been installed by many manufacturers during this time such as, Airstream, SilverStreak, Bluebird, Newell and numerous other bus and recreational vehicle manufactures. The Twis-Loc's significant feature is its certainty of operation and valve position with all parts being easily replaceable. [[File:Dupree Twis-Loc Manual Valve Exploded Parts Drawing.jpg|frame|Dupree Twis-Loc Manual Valve Exploded Parts Drawing]]
==Operation==
==Operation==
The valve position is indicated by the handle position; When the handle is fully extended the valve is in the open position. The valve is closed when the handle is aligned with, and locked into the body of the valve.
The valve position is indicated by the handle position; When the handle is fully extended the valve is in the open position. The valve is closed when the handle is aligned with, and locked into the body of the valve.