3-Step 27 Inch Wide Standard Ladder 1.50 x .083 Inch - Marine Grade gallons-per-day_0-24 calcium hardness levels should be

calcium hardness levels should be maintained between 200 and 400 ppm

This reagent is designed to provide accurate and easy-to-read results

The Polaris 280 includes TailSweep Pro

This is a 6 inch Trap Basket replacement for Pentair Sta-Rite Dyna-Glas/Dyna-Max

3-Step 27 Inch Wide Standard Ladder 1.50 x .083 Inch - Marine Grade gallons-per-day_0-24 calcium hardness levels should beThis high quality pool ladder has 3 steps for swimmers to get in and out of your pool. The distance between the front (pool) rail and back (anchor) rail is 27 inches and the overall outside diameter of the rail tubing is 1. 50 inches. Spectrum Aquatics' ladders are passivated in an environmentally friendly citric acid solution that provides a uniform and highly corrosion resistant finish that is further protected by SpectraShield. The 20 inch wide