Sand Filter Acid Wash (Sand Media)
Items Needed For Sand Filter Acid Wash (With Sand): 2 Gallons Liquid Muriatic Acid (Hydrochloric Acid), or Acid Magic Muriatic Acid Replacement; 1) Shut off the pump and close the valves. 2) Take off the valve head. 3) Unscrew the drain plug. 4) Drain the water until the media is visible (this may take a while).
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