【詰まり抜き】手洗い器の詰まりを抜いたら…真っ黒なプルプル塊が出てきました！職人による高圧洗浄で排水管をきれいに掃除！すっきり！[drain][排水溝掃除][現場]

[@rebel3353]

seems a bit stupid to have a pipe that is already small to begin with, then have it purposefully have a restrictor in it to make it half the size???

[@user-dz1dm6lm9u]

同業者ですが、あまりにも作業手順がひどすぎませんか？作業のやり方も素人に毛が生えた程度におもえますよ