Vaillant Ground Source heat pumps have 2 ranges with high efficiency heat exchangers they are:
The geoTHERM range of heat pumps has output capacities of 6, 8, 10, 14 and 17kw’s all of which are accredited under the RHI scheme. These are all single phase electricity units so will comfortably be suited to most domestic properties.
The 3 phase units have output capacities of 22, 30, 38 and 46Kw for small commercial properties however they can be linked together for larger premises.
The geoTHERM exclusive range has the option of having the hot water cylinder built into the unit. This is ideal where space for the hot water cylinder is a problem the hot water cylinder capacity is 175 Litres.