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The combustion chamber door
This complete set ensures trouble-free installation and thus guarantees the optimal operation of your heating system
Recommended chimney draft: 23–30 Pa
efficient fuel use
domestic water heat pump drops m4 1 Thermometer The combustion chamber doorDROPS M4. 1 domestic hot water heat pump Efficient hot water preparation Device features The DROPS M4. 1 domestic hot water heat pump impresses with its highly efficient rotary compressor, which ensures reliable and economical heat recovery. An additional expansion valve guarantees effective and rapid evaporator defrosting, while the energy efficient radial fan ensures optimal air circulation. The evaporator with its hydrophilic surface is less prone
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