PTFE & FEP Expansion Joints

NOTE: Joints sizes 2-12″ I.D. are lined with PTFE.
Sizes 14″ and above are lined with FEP.

DuraPerm expansion joint
  • The excellent chemical resistance of PTFE combined with the flexibility of rubber
  • Thermal stability
  • Anti-stick properties
  • Available in multi-arch, taper, offset and special constructions

Unalon – Style 9500

  • Combines the properties of metal & PTFE
  • Heavy duty PTFE protects against highly corrosive chemicals
  • Absorbs pipe movement and stress
  • Isolates mechanical vibration
  • Reduces system noise
  • Protects against surge forces

Unalon – Styles 112 & 113

unalon PTFE expansion joint
  • Multi-purpose PTFE expansion joint
  • Designed to withstand high pressures & temperatures
  • Ideal for installation where size is limited
  • Lightweight and corrosion resistant