HOT WATER PIPING CONNECTION DEVICE

摘要

PROBLEM TO BE SOLVED: To enable simple connection between external piping and internal piping in a Japanese style room having no wall surface. SOLUTION: In a hot water circuit where the external piping 12 connected to an outdoor machine 11 and the internal piping 14 connected to an indoor machine 13 is removably connected to each other through connection members 23 and 25, the connection member 23 is mounted on a floor surface 18 on which tatami mats 19 are laid. A part 26 of the tatami mat 19 is notched and removal of the tatami mat 19 with the connection member 23 mounted is practicable.