The ones that go to faucet are just that...the other two (ours are also red and blue) are black tank rinse and you can clearly see them connected together via the valve dick mentions. John
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2012 F350 6.7 L dually, 2013 3800RE with 6 pt leveling, Sumitomo 17.5" load range h tires, Samsung 18 cu ft residential fridge, 8k Morryde I.S. with disc brakes. Full timing since 2012.
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