Guardian Fiberglass Straight Hair and Lint Strainer 3 Inch Connections Flanged pipe-size_8" Active Ingredient of the pH

Active Ingredient of the pH Minus: 100% Sodium Bisulfate (Technical Grade)

what you are really measuring is how acidic or how alkaline the pool water is

shape or surface of the the pool

This Raypak B-R406A Digital Pool and Spa Heater is 399

that is 12 inches wide

Guardian Fiberglass Straight Hair and Lint Strainer 3 Inch Connections Flanged pipe-size_8" Active Ingredient of the pHThis Neptune Benson fiberglass in line pool strainer includes a standard flanged 3 Inch connection. The Guardian Series Hair and Lint Strainers are easy to install, effortless to operate and extremely durable. Compact enough to fit even the smallest mechanical rooms, they have a clear acrylic lid for viewing. Stainless steel hardware is included.