Expansion joints are maintenance-free. They can only be tested if the expansion joint is supplied with 2-ply testable bellows using vacuum or air pressure testing.

Expansion joints are maintenance-free. They can only be tested if the expansion joint is supplied with 2-ply testable bellows using vacuum or air pressure testing.
U.S. Bellows “On-call” Engineering and Manufacturing Team Guarantee a response to your request within 30 minutes.
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