| 摘要 |
PROBLEM TO BE SOLVED: To provide a hot water heating apparatus capable of performing air-conditioning allowing those in an air-conditioned room to feel comfortable without causing a sudden drop of temperature of the air-conditioned room by always ventilating a small amount of air during heating operation. SOLUTION: The hot water heating apparatus comprises a heat source machine (not shown in the figure) installed outdoors, an indoor unit 1 installed indoors, and a connecting pipe 6 constituting a hot water line between the heat source machine and the indoor unit 1 and detachably connected by a hot water outlet 7 and a hot water plug 8. The hot water outlet 7 is provided with a ventilation opening 10a and a ventilation fan 9. COPYRIGHT: (C)2006,JPO&NCIPI
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