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[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.      

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.  

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.  

==Operation==

==Operation==