Pool Calculators

Calculators

Quick, no-math tools for the numbers you need most. Results are estimates — always test your water and add chemicals gradually.

Shape

Length (ft)

Width (ft)

Average depth (ft)

Approx. volume: — gallons

Pool volume (gallons)

Current FC (ppm)

Target FC (ppm)

Chlorine strength (%)

Add about: —

Pool volume (gallons)

Current salt (ppm)

Target salt (ppm)

Add about: — of pool salt

Add salt gradually and re-test after it fully dissolves.