What chemicals do I need to maintain a small pool?
What chemicals do I need to maintain a small pool? To maintain a safe and healthy swimming pool, you need to keep your pool chemicals at the following levels:pH: 7.4 to 7.6.Alkalinity: 100 to 150 ppm.Calcium Hardness: 175 to 225 ppm and 225 to 275 ppm for plaster pools.For Chlorine or Salt Water Pools: 1 to 3 ppm (I recommend you keep it at 3 ppm)