Water balance

Calcium Hardness in Pools: What's Ideal and How...

Calcium hardness in a pool should be kept between 200 and 400 ppm. Too low and the water turns corrosive, eating into your plaster, grout, and metal fittings. Too high...

Calcium Hardness in Pools: What's Ideal and How...

Calcium hardness in a pool should be kept between 200 and 400 ppm. Too low and the water turns corrosive, eating into your plaster, grout, and metal fittings. Too high...

Spring Pool Opening: A Step-by-Step Walkthrough - AquaDoc

Spring Pool Opening: A Step-by-Step Walkthrough

To open your pool for spring, remove and clean the winter cover, reinstall equipment, fill the pool to the proper level, run the pump to circulate the water, test your...

Spring Pool Opening: A Step-by-Step Walkthrough

To open your pool for spring, remove and clean the winter cover, reinstall equipment, fill the pool to the proper level, run the pump to circulate the water, test your...

Pool Stabilizer: When You Need It and When It's Already Too High - AquaDoc

Pool Stabilizer: When You Need It and When It's...

Pool stabilizer - also called cyanuric acid or CYA - protects your chlorine from being destroyed by UV sunlight. Without it, chlorine in an outdoor pool can vanish within a...

Pool Stabilizer: When You Need It and When It's...

Pool stabilizer - also called cyanuric acid or CYA - protects your chlorine from being destroyed by UV sunlight. Without it, chlorine in an outdoor pool can vanish within a...

How Often Should You Really Test Your Pool Water? - AquaDoc

How Often Should You Really Test Your Pool Water?

Test your pool water at least twice a week during swim season - more after heavy rain, a big pool party, or any time you add chemicals. Most pool problems...

How Often Should You Really Test Your Pool Water?

Test your pool water at least twice a week during swim season - more after heavy rain, a big pool party, or any time you add chemicals. Most pool problems...

CYA: The Most Misunderstood Chemical in Your Pool - AquaDoc

CYA: The Most Misunderstood Chemical in Your Pool

Cyanuric acid (CYA) is the stabilizer that shields chlorine from ultraviolet light, keeping it active in your pool instead of burning off in the sun. The correct range for most...

CYA: The Most Misunderstood Chemical in Your Pool

Cyanuric acid (CYA) is the stabilizer that shields chlorine from ultraviolet light, keeping it active in your pool instead of burning off in the sun. The correct range for most...

Backyard swimming pool with clear water showing pool alkalinity maintenance

How to Lower Alkalinity in a Pool Without Dropp...

To lower alkalinity in a pool without permanently dropping your pH, use muriatic acid to reduce both values at once, then aerate the water to let the pH climb back...

How to Lower Alkalinity in a Pool Without Dropp...

To lower alkalinity in a pool without permanently dropping your pH, use muriatic acid to reduce both values at once, then aerate the water to let the pH climb back...