Arrangement of header boxes providing for return diversion of flue gas flow

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Information Patent Grant
Condensing heat exchanger and boiler/water heater including the same
- Patent number 9,557,075
- Issue date Jan 31, 2017
- Daesung Industrial Co. Ltd.
- Hyun Wook Ryu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
307284
- Patent number 307,284
- Issue date Oct 28, 1884
- F24 - HEATING RANGES VENTILATING