Did they plug both ends of the return? Could it be siphoning into the skimmer through the pump and out underneath the pool?
Re: American Leak Detection came out....what do you think
Did they plug both ends of the return? Could it be siphoning into the skimmer through the pump and out underneath the pool?
22,000 gal gunite pool, 1.5 hp pump, DE filter, and dreams of a SWG.
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