Search results

  1. G

    Balancing dilemma with VERY hard source water

    Hello, I have two problems with regards to balancing my pool water & performing a regular chlorine shock routine. When I use chlorine shock, the pool water gets quite cloudy and I then have to floc it to clear it up (or deal with a very cloudy & unattractive pool for several days while the...
  2. G

    Normal pressure rise rate for a sand filter

    How long does it take for pressure to rise 25% under normal filter operations (assuming the pump runs 24 hrs per day) & a clean, healthy pool water condition? My sand filter pressure gauge appears to work (it drops to zero when the pump shuts off). My normal operating pressure after backwash...