Gate and seal replacement for Dupree Power valves. Includes new o-ring for end cap. Replacement valve gate comes with main seal. Requires disassemb...

Complete Dupree 3" Power Valve (requires solenoid to control valve). Designed to operate between 45 and 150 PSI.  We recommend an air pressure of a...

Treatzall® liquifies waste and keeps your RV's holding tanks odor free. Our all natural formula eliminates odors without dyes, perfumes, or formald...

Replacement core assembly for the Dupree Twis-Loc Manual Valve Installation Note: When reassembling the Dupree Twis-Loc Valve, silicone grease shou...

Gate and seal replacement for Dupree Power valves. Includes new o-ring for end cap. Replacement valve gate comes with main seal. Requires disassemb...

Complete Dupree 3" Power Valve (requires solenoid to control valve). Designed to operate between 45 and 150 PSI.  We recommend an air pressure of a...

Replacement core assembly for the Dupree Twis-Loc Manual Valve Installation Note: When reassembling the Dupree Twis-Loc Valve, silicone grease shou...

This is a complete Dupree Power Valve Assembly without the valve housing. The internal assembly is easily replaced by removing the 2 screws found o...

Now available on Amazon! US with Prime 2 day shipping The Dupree Twis-Loc valve was originally developed and marketed as the Owens Valve in 1964,...

Single Solenoid Valve for control of Dupree Power Valve Required air fittings included 1 solenoid needed for each Dupree Power Valve  These are ...

Gate and seal replacement for Dupree Twis-Loc 3" manual valves.   Replacement Gate & Seal Assembly comes with main seal. Installation requires ...

Kit contains replacement seals to rebuild the Dupree Power Valves's air actuator (air cylinder).  Contents: 5 o-rings and teflon grease

Valve housing used in both the Dupree Twis-Loc Valve and Dupree Power Valve assemblies.  The Dupree Twis-Loc valve was originally developed and mar...