Fabric Expansion Bellows Manufacturer Fabric Bellows manufactured by us take up movements in several directions simultaneously, have almost no reactive forces, need little space for installation, are easy to adapt to existing physical conditions and are convenient to transport and install. We have a large range of fabric expansion joints which include one of single layer expansion joints, consisting of specially developed materials, which cover a temperature range of -65° to +200°c. We also manufacture a range of multi-layer expansion joints, insulation bolster covering most operating conditions in air or gas duct.