| 摘要 |
Flow or storage water heater with a combustion chamber which is heated by an atmospheric gas burner and via which a heat exchange to the water takes place, and which is connected with interposition of a ventilator to a supply-air feed pipe and waste-gas discharge pipe, the latter being connected, via a branch pipe, directly to the supply-air pipe and the branch pipe being constructed, in the case of a concentric waste-gas discharge and supply-air feed, through an opening (31) in the inner waste-gas discharge pipe (17). <IMAGE>
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