RST Instruments manufactures and supplies vibrating wire piezometers and inclinometer casing, among its full line of geotechnical instrumentation. The piezometers are used for monitoring groundwater pressures while inclinometers monitor horizontal displacements in boreholes. The company also produces slotted and/or threaded PVC pipe for standpipe piezometers. They are used for applications including mining, tailings dams, slope stability and foundations. www.rstinstruments.com.