1 SeCorrPhon AC200 - Correlator for acoustic water leak detection SeCorr 300 Professional PC correlation - completely digital technology Aquaphon A50 - Acoustic leak detector Aqua test T10 - Acoustic leak detection Combiphon - Acoustic underground infrastructure detection (non metal pipes) VARIOTECH 460 Tracer Gas - Leakage detection by using gas insertion Glass fibre probe system Sonde for wide application ranges: non-metalic pipes, ductworks, wastewater pipes