Heater Size Chart
Sizing your Heater
|Typical Pool Size||Volume, Gallons||Volume, Liters||Recommended Gas Heater BTU|
|12' x 24'||12,960||49,058||100k - 150k BTU|
|14' x 28'||17,640||66,774||150k - 200k BTU|
|16' x 32'||23,040||87,215||200k - 250k BTU|
|18' x 36'||29,160||110,382||250k - 300k BTU|
|20' x 40'||36,000||136,274||300k - 400k BTU|
|15' Round||7,950||30,094||~100k BTU|
|18' Round||9,050||34,257||~100k BTU|
|21' Round||15,580||58,976||100k - 150k BTU|
|24' Round||20,350||77,033||150k - 200k BTU|
Note: all figures are approximate and are meant to be used as a guideline only. Heater performance may vary depending on weather conditions - wind, shade, etc. For sizing solar and electrical heaters, refer to each individual heater's documentation.
For more information and additional help with choosing your pool heater, see our Gas Heater FAQ.
Still have questions? Give us a call at 1-844-416-7665 or email [email protected] - we'll be happy to help!