PURPOSE: To provide a hot-water producing unit, permitting the installation of the assembly of a heat exchanger and a circulating pump at any free position and facilitating the increasing of more heat exchangers without enlarging the size of a boiler itself
CONSTITUTION: This unit is provided with a first header 16, equipped with pipeline connecting ports at both ends thereof, a second header 19, equipped with pipeline connecting ports at both ends thereof, and a circulating pump 21 as well as a heat medium/water heat exchanger 22, which are connected in series between the first header 16 and the second header 19, while these elements are united and one of pipeline connecting ports of the first and second header are provided at one side while the other pipeline connecting ports of the first and second headers are provided at the other side opposite to one side.
| JP3669339 | WATER HEATER |
| JP4273522 | Hot water storage type water heater |
| JP6565043 | Corner type wash basin |
TAI SEIJI
YONEDA TAKESHI
