Dupree Twis-Loc Valve (Manual) with Permanent Outlet Hose Dupree Power Valves removes tank buildup

removes tank buildup

It's a valve you install once and maintain indefinitely

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the Lone Wolf Trailer Tester provides real-time readings of battery voltage and current for active circuits

Dupree Twis-Loc Valve (Manual) with Permanent Outlet Hose Dupree Power Valves removes tank buildupThis complete Dupree Valve assembly includes a hub inlet and outlet that mounts in systems using a permanent outlet hose (typically found in over the road coaches). Used in many MCI bus applications. NOTE: This is a special configuration use on MCI coaches. Most private coach owners should use the standard Dupree Twis Loc Manual Valve found here. The Dupree Twis Loc valve was originally developed and marketed as the Owens Valve in 1964, and it has