| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a renewal construction method of a water/hot water supply pipe in a dwelling house for replacing a metal water/hot water supply pipe with a resin water/hot water supply pipe, capable of maintaining good interior appearance after construction and imposing no inconvenience on residents during construction. <P>SOLUTION: A renewal construction method of water/hot water supply pipe in a dwelling house comprises the steps of: forming an opening in a floor, laying a resin water/hot water supply pipe from the opening through the underfloor to underfloor spot below each water supply port, installing the resin water/hot water supply pipe from the underfloor spot below the each water supply port to above the floor, closing a water meter plug for the dwelling house, removing a metal water/hot water supply pipe connecting to each water supply port from the water supply port, connecting the resin water/hot water supply pipe coming out from the floor through the pipe installing step to each water supply port after removal of the metal water/hot water supply pipe, disconnecting the metal water/hot water supply pipe from the water meter and connecting the resin water/hot water supply pipe to the water meter, and opening the water meter plug. <P>COPYRIGHT: (C)2012,JPO&INPIT |
