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26/04/2025 6:44 pm
after watching the QA about smart controls and warm weather i noticed Karl mentioned that he had a 100L volumizer. i dont know how big his system is but it did make me wonder if i should still have a 45L Vaillant volumizer rather than pursue open loop?
26/04/2025 8:22 pm
What's the problem you are trying to solve. The answer may be both, tell us more about your system, your house, and what problem you think you have
4kW peak of solar PV since 2011; EV and a 1930s house which has been partially renovated to improve its efficiency. 7kW Vaillant heat pump.
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