| 摘要 |
PURPOSE: A water pail of a hot water boiler is provided to increase thermal efficiency by automatically removing air from the inside of a mat. CONSTITUTION: A water pail of a hot water boiler comprises a guiding hole(31), a connecting hole(53), a pump(10), a heater(20), a mat(40) and a connection tube(50). The water drains in the lower of a water pail. The connecting hole is combined with the guiding hole. The water is output from the connecting hole through an outlet port(52) to circulate the pump and heater. The connection tube is T-shape.
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