Designed for use with either air source or ground source heat pumps in addition to solar thermal panels High efficiency corrugated coil maximises heat transfer to the cylinder of water 3kW incoloy immersion heater for emergency back-up 90 degree elbow and drain valve supplied as standard Manufacturer Stock Code: PLUHP400S EAN Code: 5056188301106 Height: 2030 mm Diameter: 630 mm Weight: 61 kg Sub-Category: Indirect Brand: Gledhill Capacity: 393 L Range: SL Plus HP Sol Category: Cylinders Type: Solar