DipDose
Pool & hot tub answers
Plain answers to the questions pool and hot tub owners ask most — with exact amounts for your water.
Pools
Cloudy pool water: how to clear it
Green pool: how to clear algae fast
How to raise pH in a pool
How to lower pH in a pool
How to raise alkalinity in a pool
How to lower alkalinity in a pool
How to lower chlorine in a pool
How long after shocking a pool can you swim?
How to lower cyanuric acid (stabilizer) in a pool
How much chlorine to add to a pool
How much muriatic acid to add to a pool
How to raise calcium hardness in a pool
Hot tubs
Hot tub chemicals for beginners: what you need
How to raise pH in a hot tub
How to lower pH in a hot tub
Calculators
Pool & hot tub calculators
Free, no sign-up. Exact amounts for your water.
Every amount comes from the chemistry of what is in the bottle. The product label always wins.
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