U.S. Bellows custom built these seismic universal rectangular expansion joints for a clean room in California. The units were completely fabricated from 304 stainless steel and measure 68" x 36" x 51 1/2". They are designed for an operating temperature of 68°F at +/-2" water column and 1 1/2" of movement in all directions. All units were 100% dye penetrant and air jet leak tested prior to shipment.
