The Stepseal 2K is a single-acting seal element consisting of a seal ring of high-grade Turcon materials and an O-Ring as energising element.
The Stepseal 2K was originally developed and patented by Trelleborg Sealing Solutions as a rod seal. Due to its outstanding properties, however, it is equally well suited as a single-acting piston seal where high demands are made on positional accuracy and free movement.
Water Sector Talent Exodus Could Cripple The Sector
Maybe if things are essential for the running of a country and we want to pay a fair price we should be running these utilities on a not for profit...