Battled the brown stains with AA, looked wonderful, used a metal sequistering agent and all was good for about 5 days, right until the green alge started.
Had to shock to get alge under control. water is now balanced, Should I AA again or add borax/acid first then drop cl levels to add the AA?
23000 gallon fiberglass pool/ ugly brown stain all around
SWG ,aqua rite