2.8″ Gauge Block Compaction Permeameter Constant/Falling Head Permeameters Deairing Water Tank Extension Panel Nold Deaerator Water System Permeability / Triaxial Panel Permeability and Triaxial Cells Permeant Interface Device Sand/Gravel Permeameter Shelby Tube Permeameter Split Compaction Mold Split Miter Box Split Vacuum Molds Wall Mount Manometer with Constant Head Tank