Casagrande Standpipe Piezometer
RST’s Casagrande Standpipe Piezometer tip consists of a slotted PVC body that encloses and protects a porous plastic filter element.
- A 33% larger filter area than 0.75in. external coupled instruments, while maintaining the same outside diameters
 - The tip that fits all three common sizes of risers
 - High permeability in a short length
 - Smooth and protected filter elements resist clogging
 - Low cost, with same day delivery
 
                    