Prevent Water Theft and Contamination with The NAIL!

Non-Adjusting Isolation Lock

Meeting the need to secure Domestic Water Supply

Prevent gate valves from being turned and have the assurance that valves will stay in the desired "open" or "closed" position.

Isolate newly-constructed water lines from existing systems.

Prevent malicious tampering of water systems.
Secure valves while repairs are performed on water systems.

Insure confidence in securing your water distribution system.

The NAIL | The NAIL II