22mm Duct Sonde
This is a self-contained, battery-operated sonde, measuring 0.86" x 7.79" (22mm x 198mm). It can be connected to a Flexrod for locating pipes and ducting etc. It transmits on 33kHz and can be normally located to a maximum depth of 11.5' (3.5m).
Part No: 10/SD0322-33R