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Atlee's avatar
Atlee
Explorer II
Feb 22, 2018

By passed Black Tank Flush back flow preventer

The back flow preventer failed after 5 months of use. Was going to replace it yesterday, but @ $50, I decided no. Looked for a simple plastic elbow, but couldn't find one, so made a brass one. Also...
Cummins12V98's avatar
Cummins12V98
Explorer III
Mar 11, 2018
RV daytrader wrote:
Doesn't every city water connection have a check valve in it??....if so the OP MAY contaminate the water already in the RV but not the campground?


NO!

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