Quote:
Originally Posted by 2ondago
Can anyone explain why I would gat a backup in the kitchen sink before the tub when grey tank is full. Doesn’t seem logical. The drains must be 30 in. apart vertically. Are all showers/tubs connected to the grey tank?
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My kitchen sink backs up when my
galley tank is full. My shower pan backs up when my
gray tank is full.
You might consider telling us which unit you have and who made it.