• Galvanised steel blades as standard
  • Blade pack contained out of air stream as standard
  • Minimum two hour fire rated in accordance with B.S. 476 Part 20 Test no CHILT / 01083
  • Ferretic Stainless blades available LPC test no T.E.82125
  • Quick release fusible link mechanism for ease of testing and resetting
  • Standard link 72 deg C higher ratings available
  • Suitable for low, medium and high pressure application
  • High torque stainless steel constant force springs enable damper to be installed in vertical or horizontal positions
  • Visual indicator optional
  • Intumescent liner fitted between damper case and installation frame to enable case to expand whilst maintaining total fire integrity between case and fire wall
  • Conforms to recommendations of D.W.144
  • Installation frames available to suit all site requirements
  • Flanged version available
  • Detail of test report available on written request


Click here to download the data sheet.


Other available products