How to choose the correct size of heat pump for your swimming pool and SPA?

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How to choose the correct size of heat pump for your swimming pool and SPA?


Confirming the right size heat pump for pool and spa heating is essential for enjoying an cost-effective and efficient system.

Pool heat pump sizing is measured in BTU’s. The higher the number of BTU’s, the quicker you can heat your pool water. The larger the BTU output of the pool heat pump you buy, the quicker it will heat your pool water.

so you can enjoy the warm water all year round, here are some things must to be considered when you choose a heat pump for pool and spa.

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1. Measure size.

Before selecting a heat pump, begin by measuring the size of your pool and spa. The measurements should include the width, length, and average depth of the body of water.

2. Consider local external factors.

Considering the climate in your area and the hours of sunlight exposure.

3. Consider your energy efficiency needs.

If you are looking to save money on your energy bills, then you will find energy efficient heat pumps.

4. Consider your heating needs.

Think about how often you plan to use the pool and spa and how warm you would like to have.

To calculate the required heat pump capacity, multiply the pool’s surface area by the desired temperature (usually between 80°F and 85°F) to obtain the required BTUs of energy. For example, if your swimming pool is 12’x24′ with an average depth of 4′, it will require approximately 18,000 BTUs of energy to reach the desired temperature.


Choosing the correct size heat pump for your pool and spa from one of heat pump companies is important. Remember to factor in pool and spa size, local climate energy efficiency ratings and your heating needs. Find the best size for your needs with some research you can find.


With these tips in mind, you can be confident that you have chosen the perfect size Alsavo Pool Heat Pump for your pool and spa heating needs.


Our Alsavo Pool Heat Pump feature Inverboost technology. You can contact our experts and have any questions about you have answered quickly and easily. With Alsavo, one of biggest pool heat pump supplier, you can trust that you will receive the best in quality, service and support.


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