| 摘要 |
PURPOSE: A drain pipe system laid on the floor of a bathroom is provided to install a drain pipe on a corresponding floor instead of bypassing the drain pipe through the lower floor. CONSTITUTION: A drain pipe system laid on the floor of a bathroom comprises a FD(Floor Drain)(13), a drain pipe(a1), and an inspection unit(21). The FD is connected with pipes from a bath tub and a basin installed in a bathroom and collects the drainage on the floor. The drain pipe discharges the collected sewage to the FD. The inspection unit is formed with a drainpipe connector and a horizontal water sealing fixed and coupled in the drainpipe connector. A drain hole is formed in the center of the bottom of the inspection unit and a detachable cover is provided on the top of the inspection unit. The inspection unit is installed in a PD room. |
