Cruising Sailors Forum Archive

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• Is this head/holding tank schematic accepted?
  • I dunno Tom
    • Maybe he was thinking above WL.
      • Yeah, it looks more like the "don't" picture
  • I don't like that diagram...
  • I think I'd want a loop in there...
  • I wouldn't omit the loop in that installation..
    • I'm convinced. I don't have much volume above WL.
  • Put tank above waterline?
  • Loop it or lose it!
  • You don't need the Y valve....
    • Good point on the Y valve. And the pump is a consideration.
      • Don't you also need a vented loop between intake and head, if the top of bowl is below waterline?
        • Yep...but it has to go between the pump and the bowl...not between the intake thru-hull and the pump.
      • Don't put the pump below the water
        • Don't put any of the fittings below the waterline where avoidable
      • I don't like the idea of
      • About that pump...