Failure to properly position the electrical boxes to the plumbing rough - in will result in improper installation and impair product performance 如果電源接線盒的安裝位置不正確,將導致整個感應沖水閥的安裝出現(xiàn)錯誤,影響今后的維修作業(yè)。
roughing-in meaning:[Architecture] 1. The first coat of plaster in three-coat plasterwork. 2. The rough work in any phase of construction. 3. Installing the concealed portion of a plumbing system to the point of connecti...