What is this part and what does it do?
Noticed some damp folded towels in the small cabinet under the sink in the bedroom and assumed I had a leak from the p-trap or something sink related. Turns out this (pictured) device has an occasio...
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is this a add on device for a after market flush kit OR does any factory installed black flush have this valve. I have a Jayco and haven,t seen this unless it is in the enclosed under belly.
