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A frame without joints is much tighter
The user can manually adjust the power to reduce energy consumption
Order now and precisely modernize your heating system
The Defro Evopell offers a user-friendly design and intuitive controls
This ensures that your heating control system always remains efficient and tailored to your individual needs
vr 32 3 modular bus coupler Lambda A frame without joints isVaillant VR 32 3 modulating bus coupler Vaillant VR 32 3 modulating bus coupler eBUS Can be used for multiMATIC 700 and senoCOMFORT A notice: From the second heat generator onward, the use of a bus coupler is required. The bus coupler can be used with flexoTHERM heat pumps, recoVAIR, and devices with eBUS electronics.