The Model 106-SPI-MV single-point insertion electromagnetic flowmeter from Singer Valve is installed and calibrated with a valve to provide an accurate flow rate. It is available for valve sizes from 4 to 36 inches. With no moving parts and a single-piece design, the sensor contains nothing to wear or break and cannot be clogged by sand, grit or debris. It is profiled for the valve body, enhancing accuracy by allowing precise determination of mean velocities. 604/594-5404; www.singervalve.com.