Orange locking monitoring well expansion plug with male poppit and dust cap.
Locking monitoring well expansion plug with a vented port. As a self-sealing watertight cap, it can be used in place of standard monitoring caps for wells where vapor monitoring is required.
It operates as a watertight locking expansion plug with the capability of having vapor or water extracted through the cap, without removing the cap from the well.
We stock vapor extraction caps in the following sizes: .75″/ 1″ / 1.25″ / 1.5″ / 2″ / 2.5″ / 3″ / 4″ / 5″ / 6″