Chlorine Stabilizer - 1 Lb. operating-altitude_0-1999 FT 50 inch rails is oblong

50 inch rails is oblong or keyhole in shape and made from stainless steel

a 22 x 31-inch backboard

streamlined design

Premier 31812

This is a 1 ounce bottle of LaMotte DPD #1B reagent

Chlorine Stabilizer - 1 Lb. operating-altitude_0-1999 FT 50 inch rails is oblongThis is a 1 pound bag of Stabilizer which contains Cyanuric Acid and reduces chlorine consumption in water due to ultraviolet light. This cyanuric acid product is in granular form. This product will raise cyanuric acid levels. Recommended levels of cyanuric acid should be maintained to be at least 30 ppm. Active Ingredient of the Stabilizer: 100% Cyanuric Acid. Directions for Adding Chlorine Stabilizer to Your Swimming Pool: 1. Backwash or clean