Non metallic expansion joints, teflon viton, EPDM & other specialty types. Molded & teflon lined wide arch expansion joints; single & multiple arch expansion joints, versatile hand-built construction; reducer type expansion joints; lightweight, high pressure, high temperature & dismantling expansion joints, completely versatile hand-built construction; no arch pipes & fittings; spherical connectors; molded teflon® expansion joints, sleeve type (slip-on) expansion joints, control units & accessories, duct type & composite belt expansion joints.