The City of Houston has selected planning, engineering and program management firm Lockwood, Andrews & Newnam Inc. (LAN) to develop...
Works with an ultrasonic sensor on the outside of metal or plastic pipes
or larger. The new Greyline PDFM 4.0 is designed for flow troubleshooting
and spot checks. Displays, transmits, totalizes and data logs. Recommended
for wastewater, cooling water, sludge, slurries, chemicals and abrasives.