The Poolstyle Step Inverter heatpump is a great way to heat medium to large above ground pools whilst being concious of your energy usage.  Using it's fan, the heatpump draws in air, extracts the warmth to put into your pool water and then blows away the cool air

Whereas an on/off heater is either off or on at 100% energy consumption, inverter heaters only consume the energy they require to top up your water temperature making them the more efficient option and therefore saving you on energy costs.

The 9kw model is suitable for pools up to 8800gallons with a filtration system with an hourly waterflow rate of at least 900 galls per hr / 4.1 cubic metres

Features a sleek ABS casing, Wifi control of the heater, includes a winter cover, feet and condensate line.  Please note that these heaters are not supplied with any elec cable, they can either be hard wired in or have a cable and 3 pin plug fitted to it

1.5" union connections (can be adapted easily to 1.25")

Weighs 37kg, Dims 91 w x 35.5 d x 62 h cm