VIESSMANN VITODENS 200-W WB2B 26KW BOILER. Will fit: VIESSMANN VITODENS 200-W WB2B 19KW BOILER. VIESSMANN VITODENS 200-W WB2B 30KW BOILER. VIESSMANN VITODENS 200-W WB2B 35KW BOILER. Products will not be covered if misused or not serviced as per maintenance instructions.
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