Natural Chemistry Alkalinity Increaser, 2.71 lb Bottle | 14204NCM Immobilizers Adjustable height for pools 48"

Adjustable height for pools 48" to 56" tall

20" wide opening tackles the toughest jobs

The Unicel 7000 Series C-7458 is a precision-engineered 56 sq

Installation is a breeze with the included cable and ratchet and the integrated metallic grommets

This float's oversized construction can fit 2-3 riders comfortably

Natural Chemistry Alkalinity Increaser, 2.71 lb Bottle | 14204NCM Immobilizers Adjustable height for pools 48"Natural Chemistry Spa Alkalinity Increaser 2. 71 lb Bottle Natural Chemistrys Spa Alkalinity Increaser is used to raise total alkalinity in spa water. Total alkalinity in spa water should be maintained between 80 120ppm. As a result of the buffering effect of total alkalinity, pH, bather comfort, water balance, and clarity are more easily maintained. Designed to lower pH of spa water Prevents corrosion damage to plumbing, equipment, and spa surfaces