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The Lorch Adena 28 kW wall-mounted boiler is a dual heat exchanger system with a 28 kW output and approximately 92 percent thermal efficiency. Designed for residential units up to 180 square meters, it provides simultaneous radiator heating and domestic hot water. The primary heat exchanger is copper with an anti-scale coating, while the secondary is stainless steel for durability and efficient heat transfer. The fan-assisted electronic combustion system maintains stable performance even at gas pressures as low as 5 mbar. The heating circuit operates at 3 bar, and the domestic hot water flow rate is approximately 13.2 liters per minute at 35°C.
This boiler includes safety features such as anti-freeze protection, automatic flame control, over-temperature protection, and safeguards against pressure fluctuations. The digital display provides real-time information on temperature, pressure, and error codes. Operating noise is below 39 dB, making it ideal for residential use. The unit measures 740×400×300 mm and weighs approximately 32 kg. The Adena 28 kW model supports smart room thermostats and remote control systems and is designed according to Class A energy efficiency standards.
WEBSITE: Lorch Adena 28 kW wall-mounted boiler Iran









