Pool care guides
Practical guides for pool chemistry, pumps, filters, heaters, salt systems, automation, and water problems.
You added algaecide to your pool, and now you're staring at green water wondering if you should shock it. Here's the problem: how long after algaecide.
Read guideYour pool turned into a murky swamp overnight. Maybe an algae bloom got out of control, or a dust storm rolled through. Either way, your sand filter is.
Read guideQuick answer Use a sodium thiosulfate pool calculator when free chlorine is too high and you need a careful neutralizer dose. Enter pool volume, current.
Read guideQuick Answer: To calculate breakpoint chlorination, multiply your combined chlorine reading by 10 to get your target free chlorine level, then subtract.
Read guideQuick answer A pool CSI calculator shows whether your water is corrosive, balanced, or scale-forming by combining pH, water temperature, calcium hardness.
Read guideQuick answer A pool saturation index calculator tells you whether your water is balanced, corrosive, or scale-forming by combining pH, temperature.
Read guideQuick answer To calculate boric acid for a pool, multiply pool gallons by the borate ppm increase you want, then multiply by 0.0000477. A 10,000-gallon.
Read guideQuick answer Use borax when your pool pH is low but total alkalinity is already close to range. As a starting estimate, 20 Mule Team Borax often raises.
Read guideKeyword: pool calcium hardness calculator Quick answer Pool Calcium Hardness Calculator: The Complete Guide to Balancing Your Water: Keyword: pool.
Read guideKeyword: pool chlorine tablet calculator Quick answer Pool Chlorine Tablet Calculator: Exactly How Many Tablets Your Pool Needs: Keyword: pool chlorine.
Read guideKeyword: pool bleach calculator Quick answer Pool Bleach Calculator: How Much Bleach to Add to Your Pool: Keyword: pool bleach calculator Adding bleach.
Read guideKeyword: dry acid pool calculator Quick answer Dry Acid Pool Calculator: Exact Dosing to Lower pH and Alkalinity Safely: Keyword: dry acid pool.
Read guideUse the Pool Chemical Calculator app for chlorine, pH, alkalinity, stabilizer, salt, calcium, borates, and more.