U.S. Bellows, Inc. recently designed and manufactured a 5′ – 0″ x 12′ – 0″ fabric expansion joint for a hot air ducting system in a power plant in Tulsa, OK. It is designed at 15″ W.C. and 600 °F for 3/4″ axial movement and 1/2″ lateral movement. The fabric belts are composed of three layers with the outer layer serving as a waterproof barrier.
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