意外と簡単！！駐車場に水道増設　ポリエチレン二層管

This time, we installed a water supply system in the detached parking lot. (*'ω'*) We used double-walled polyethylene pipe. The installation was surprisingly easy, even for a beginner plumber. We installed it in addition to an existing standpipe. ('◇')ゞ 13mm x 30m double-walled polyethylene pipe for water supply https://amzn.to/3Ngclwe 13mm Elbow Faucet with Stand, Type 1 13PZA1 https://amzn.to/3yAoEz6 TBC PE Fitting, Female Thread, Type 1 https://amzn.to/3NavDD0 #WaterSupply #DoubleWallPolyethylenePipe #DIY