The Electromagnetic Pump (EMP^™) radiator is an essential system component, two integral fans individually temperature to stats at 38°C (100°F) and 42°C (107°F) respectively.

The motors and housings are IP55 rated, the unit is galvanised and weather resistant for locating outside the building.

The unit requires 1000 mm (40 in) of space in all directions to achieve optimum cooling efficiency.