163,000 IG 1992 fiberglass overtop 1962 gunnite, 1987 Swimquip Hi-Rate HRP-30 sand filters, 7.5 Hp 3p Marlow Pump; 4,500 IG fiberglass overtop 1962 gunnite, 2008 Hayward sand filter; Liquid Chlorine via Blue-White & Rola-Chem's, High Calcium well water, Located in W. Maryland.
