the Flex rubber expansion joints are the most versatile rubber expansion joints available.the flex rubber expansion joints come in diameters from 1" to 120", and can be made with any elastomer material. Because single, double, and triple arch models are available, various movement requirements can be met. Non-standard designs are manufactured as required. Also available PTFE lined as the Tefspool expansion joint. Other options include alternative elastomers, filled arches, stainless steel backing rings, or special bolt hole drilling.  Large inventories are kept at our warehouses to allow for quick delivery.