Pneumatic union / Air o union / Air o tubes

Pneumatic union is widely used in pipeline with low pressure, large diameter, big dislocation and often removed, especially used in pipeline connection of drilling mud solid control system. The pipeline can be connected with glass steel tube, or rubber tube with joints for both ends. 

Advantages:

1. Low requirement to centered when installed, to achieve quick install and seal.

2. The pipeline can be removed without other tools after pneumatic union deflated, adaptable and easy maintenance.

3. No wrenches, bolts & nuts required.

4. Fast and easy make up without close alignment.

5. Allows pipe expansion or misalignment without breaking the seal.