Seasonal & Events

9 free calculators — every one shows its formula and a worked example.

Is the Water Warm Enough?Your water temp, honestly rated for kids, adults, and polar bears.Winter Cover Size CalculatorThe cover size to buy, overlap included, plus the hold-down hardware.Pool Closing Chemical KitYour winterizing chemicals, sized to your pool.Pool Cover Pump CalculatorThe water your cover holds, its weight, and the pump that clears it.Pool Antifreeze CalculatorAntifreeze per line, by pipe size — and when it protects nothing.When to Close Your PoolClose too early and it opens green. Find your actual window.Above-Ground Pool ClosingWater level, pillow size, and the steps — above-ground specific.Pool Opening Checklist GeneratorYour opening steps + a shopping list sized to your pool.Pool Party CalculatorThe chlorine plan for before and after a pool party.

Pool care reminders, right on time

A short email when it matters: opening season, heat waves that eat chlorine, closing time. No spam, ever.