To keep your outdoor swimming pools clean, do the maintenance regularly
. Make sure to check the water filtration system once a month and use chlorine to against bacteria and germs. Remove any leaves from the swimming pool, empty and rinse off the strainer basket daily, sweep the deck regularly, use a cover over your pool as often as possible, and replace the cartridge filter.Because we all know, the only thing essential about swimming pools is that the water be fresh and clean. Ask a professional pool man to do the water test to measure the calcium hardness. The proper calcium hardness is between 200 and 400 parts per million (ppm). And the alkalinity should be between 80 and 150 ppm, 100 to 120 ppm is best. And also check water's pH. The proper pH for swimming pools is between 7.2 and 7.6.If you do all the maintenance regularly, you have nothings else to worry about.