The Wall Scanner CT-WS003 is an instruments used to find the edges of PVC
conduits, metal conduits, non ferrous metals (copper pipes etc.) upto 38 mm (1-1/2
inches) depth in Deep scan mode behind walls, tiles, ceilings and in concrete &
ferrous metals such as rebar upto 63.5mm (2.5 inches) in Metal scan mode. Metal
Scan mode helps identify whether conduit located is PVC or metal.