Inground Pool Heater

Step 2 - Select the surface area of your swimming pool?

Do not know the Surface Area of your swimming pool?
The surface area of your swimming pool will determine the BTU size of your Pool Heater. If you do not know the surface area of your swimming pool please use the calculations below.

Rectangular Surface Area = L X W

Round Surface Area = 3.14 X (D/2) x (D/2)

Kidney Surface Area = .45 X (A + B) L