Complete our easy 4 step evaluation form to get your customised heater evaluation.

Step 1

Enter your contact details

Step 2

Enter location details

Step 3

Enter pool / spa dimensions

Step 4

The last step is to enter your heating preferences

Once submitted, your pool/spa details will be entered into our sizing calculator along with your local weather details provided by the “Bureau of Meteorology”. A personalise evaluation will be emailed to you within 1-2 business days by a Sensaheat product specialist.

Basic "extended season" heater sizing guide

The below table is a guide for extending your swimming season (Sept-April). Many factors contribute to selecting the correct heater size, we always recommend that a sizing evaluation be completed before purchasing any heater.

20,000L
40,000L
60,000L
80,000L
Brisbane
9-13kW
9-13kw
13-17kW
20-21kW
Sydney
9-13kW
13kW
20-21kW
24-28kW
Melbourne
13kW
20-21kW
28kW
35kW
Canberra
13kW
20-21kW
28kW
35kW
Hobart
13kW
20-21kW
28kW
35kW
Adelaide
13kW
16-17kW
24-28kW
35kW
Perth
9-13kW
16-17kW
21-24kW
28kW

These values are calculated using the average temperature, humidity and wind speed in the location listed. 

The above table lists sizes for an extended season (Sept-April) with a swimming temperature of 28 degrees Celsius. Calculations are based on average pool dimensions for an in-ground pool using a cover with a run time of 10 hours a day with an average wind exposure and standard shading. 

This table is to be used as a guide only. For an accurate estimate specific to your pool, please fill out the free evaluation form found on sensaheat.com.au.