Well Cap, 4" T4 Torquer — Locking Material Evaluation They are designed to withstand

They are designed to withstand the rigors of daily on-site usage and a wide range of environmental conditions

The nephelometer has an on-board temperature sensor that corrects for thermal drift

Based on a 1927 design by Dr

including the three-input HQ4000 series

Bar holing: Peak and sustained readings displayed at the end of a fixed time

Well Cap, 4" T4 Torquer — Locking Material Evaluation They are designed to withstandWell Cap, 4" T4 Torquer Locking SKU 71411 Full name: Well Cap, 4" T4 Torquer (Orange Plastic) Product Group: FLDS (Field Supplies) Business Line: ENVIRON (Environmental) A 4" orange plastic locking well cap with a T4 Torquer (security) fitting. The Torquer design requires a specific tool to open, providing tamper resistance on monitoring wells. Orange color is a common field standard for well identification and visibility. Used on 4" diameter