Hach 511249 4"-1 2-Bottle Chlorine Test Shock Kit the PS3868 is constructed from

the PS3868 is constructed from durable materials that withstand wear and tear

The all-new Max-Flo VS is right-sized

Main Access 200600T 24" Smart Step

Non-corrosive top closure plate prevents elements from lifting and allowing unfiltered water to by-pass into pool or spa during operation

For new or existing above ground swimming pools

Hach 511249 4"-1 2-Bottle Chlorine Test Shock Kit the PS3868 is constructed fromThe AquaChek Chlorine 4 in 1 ShockChek test kit helps prevent time consuming and cloudy water and algae events so you can spend more time enjoying your pool or spa and less time maintaining it This test kit covers the essential chemistries for maintaining balanced water and provides an easy to read test that tells you when to shock the water Specifications . Chlorine 0 10 ppm. Total Alkalinity 0 240 ppm. Stabilizer Cyanuric Acid 0 300 ppm