Calibration Columns

Walchem’s calibration columns provide verification of metering pump output. Constructed from clear PVC with graduations in milliliters and GPH. Available in EZ clean versions with vented (npt) removable top, and in sealed versions with vented (npt) non-removable top.

• E90431 200 ml Sealed
• E90432 500 ml Sealed
• E90433 1000 ml Sealed
• E90434 4000 ml Sealed
• E90435 200 ml EZ Clean
• E90436 500 ml EZ Clean
• E90437 1000 ml EZ Clean
• E90438 4000 ml EZ Clean