The product looks like general valve, only the hidden clutch device is installed in the valve rod. When necessary, unscrew the bolts for fixing the hand wheel, insert the special key into the bolt hole to adjust the clutch state, and then operate the hand wheel to open or close the valve until the operation is completed, and then screw on the bolt to fix the hand wheel. The product is mysterious because it looks exactly like an ordinary valve.

Closable, when the theft-proof gate valve is locked, it can only be closed, and cannot be opened.

The product is a fully mechanical device, and can achieve self-locking when it is opened and closed to any position. It is simple in operation, durable, not easy to damage, excellent in anti-theft effect, and cannot be opened without special key. It is installed on tap water pipelines, heating pipelines or other pipelines in the community, which can effectively avoid theft and is very convenient for management.