Opten Low Noise Wall Hung Electric Heating System Boiler for Underfloor Heating

Opten Low Noise Wall Hung Electric Heating System Boiler for Underfloor Heating. High efficiency, thermal efficiency 98%, intelligent constant temperature. Water and electricity separation, multiple safety and intelligent protection features to ensure user safety during use. Intelligent anti-freeze function prevents equipment and heating system from freezing and cracking. Silent protection, operating at less than 45dB. Optional: Heating Only / Heating / WiFi.