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Scheme 423e (WDC20) - Heat accumulator, 2x mixing circuit, d. h. w. storage tank
Schema 423e (WDC20) - Wärmespeicher, 2x Mischerheizkreis, Brauchwassererwärmer
Scheme 423f (WDC20) - Solid fuel boiler, 2x mixing circuit, d. h. w. storage tank
Schema 423f (WDC20) - Festbrennstoffkessel, 2x Mischerheizkreis, Brauchwassererwärmer
Summary of Contents for WDC Series
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