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  1. J

    Underlayment or concrete pad or flashing or .....

    Have a 28' above ground pool. We are having some trouble with the ground underneath being very soft it seems and getting lots of wrinkles, holes, dips, etc in the liner. Causing lots of work and upkeep in trying to keep it clean as nothing seems to get the dirt out of the little pockets and...
  2. J

    Pressure differential - potential issue?

    I have a Pentair Optiflow 1HP pump with a Sparco hi-rate sand filter on a 28' above ground doughboy. I have noticed lately I am having a hard time keeping a prime on the pump especially when vacuuming. I can only vacuum for about 2-3 minutes and the pump loses its prime and most all suction...
  3. J

    Time for sand change?

    Hello, First time pool owner, just bought a new house that has a 28' Doughboy aboveground vinyl pool. Pump wasn't working for about a week (clogged?) and the water from nice sparkling clear to swamp water. We used a local pool shop and added over $350 worth of chemicals over about a two week...