Free Pool Calculators

What do you have? Service frequency Water features to check (fountains, bubblers)

A spa that shares the pool's equipment is included. A detached spa with its own equipment adds $5/visit. Water features are +$2.50 each per visit. Chemicals billed separately at cost.

Estimated per visit

$40

about $173/mo · 52 visits/yr

Also available: detached spa drain & refill $75, and pressure washing for pool decks, covers, and patios at $100/hour. Ask us to add these on.

Pool shape

Length (ft)

Width (ft)

Average depth (ft)

Average depth = (shallow end + deep end) ÷ 2.

Approximate volume

10,098 gal

Use this number in the chlorine, salt, and shock tabs.

Pool volume (gallons) Raise free chlorine by (ppm)

Based on 12.5% liquid chlorine (sodium hypochlorite). Always test first and follow the product label.

Add about

32 fl oz

Pool volume (gallons)

Current salt (ppm)

Target salt (ppm)

Most salt systems target around 3,200 ppm. Check your cell's manual.

Add about

100 lbs

Pool volume (gallons) Raise free chlorine by (ppm)

Based on cal-hypo shock (73%). A green pool can need repeated doses. When in doubt, have us handle the green-to-clean.

Add about

2.8 lbs

These calculators give estimates to help you plan. Pool chemistry depends on your current readings, stabilizer level, and water balance, so always test your water and follow the product label. Not sure? Send us your details and we'll dial it in.