Heat sizing

Warm water, worked out properly.

Pool dimensions, the client's comfort target and real climate data in; a spreadsheet-backed heater recommendation with every assumption visible out.

Location

General data — reference city

City-based estimates, not address-specific weather.

Site address — available local historical weather

Search with OpenStreetMap and select an address to use local historical weather automatically if available.

Pool

48,000 L

Length

Width

Avg depth

Pool shape

RectangleRoundOrganic

Targets

Starting water

°C

Target water

°C

Days to heatup

days

Daily run window

hrs

Cover

Hours covered per day

hrs

Season

Initial heat-up assumes Oct average weather. Australian seasons start in the second half of the year; All Year it assumes October as a representative start. Maintenance uses the coldest selected month. Starting water temperature is entered separately.

Cost

Electricity rate

c/kWh

Assumed COP

COP 8 is an explicit planning assumption, not a rated figure. Adjust for the model and conditions.

Changes keep your previous results until you select Recalculate.

Ready when your pool is.

Default sizings start with an 8 × 4 m rectangle pool in using Sydney's average climate. Adjust anything on the left, then calculate to see the options.