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We are rated 4.8 out of 5 by over 200 pool owners.
Our independent review profile has been active since Spring 2023.
At PoolStore, we supply a comprehensive range of swimming pool heaters tailored to every requirement—from 10ft backyard splasher pools to large semi-commercial installations.
The first step in selecting a heater is determining your available energy source. Below is a breakdown of the most efficient ways to heat your pool based on your utilities and pool size.
If your property has access to mains gas, a gas heater is often the most powerful and fastest way to heat your water.
If gas isn't an option or you have a smaller pool, electricity is the standard alternative. You generally have two choices:
For large-scale or commercial pools without gas access, an oil-fired swimming pool heater might be necessary. However, because oil prices can be volatile, we always recommend checking if a high-capacity heat pump could meet your needs first to save on long-term running costs.
A heat exchanger is a clever way to leverage your existing domestic boiler
| Heater Type | Best For | Pros | Cons | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Gas (Condensing) | Speed & Power | Most efficient gas option | Requires mains gas | ||||||||
| Direct Electric | Small pools (<5k gal) | Low upfront cost | Higher running costs | ||||||||
| Heat Pump | Energy Efficiency | Lowest running costs | Higher initial price | ||||||||
| Heat Exchanger | Home integration | Very cheap to buy | Complex installation |