HVAC Expansion Joints

HYDRA® expansion joints for HVAC and general building service applications are a range of axial expansion joints designed for use in gas, cold and hot water systems. The standard product range includes covers nominal nominal pipe sizes DN12 to DN300 and end connections to suit steel, stainless steel, copper, and plastic pipe systems.

Connection options

  • Flanged connections, fixed or swivel
  • Weld ends (with or without bevel)
  • Threaded connections, fixed or swivel
  • Pipe ends (for compression fittings)
  • Press-fittings


Witzenmann Metal Products Mexico

Spanish English