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In heat pump systems with long pipe runs and complex circuits
ensuring more efficient heating
Using the immersion as the sole heat source is possible but results in significantly higher running costs and energy consumption compared to primary coil heating
In heat pump-only mode at 7°C ambient
but it is strongly recommended for electric UFH installations
EHS Primus 12000S 12KW Electric System Boiler mirror In heat pump systems withThe EHS Primus 12000S is a 12kW single phase electric system boiler designed to replace a gas system boiler, providing central heating via existing radiators or underfloor heating without altering the pipework. When used with an unvented indirect cylinder, it also delivers mainspressure hot water, with the option to heat the store on offpeak electricity for lower running costs. Key Features 12 kW single phase output for small to medium domestic
