• Double skin galvanised steel blades with direct drive
  • Conforms to recommendations of D.W.144
  • Installation frames available to suit all site requirements
  • Minimum two hour fire rating in accordance with BS476 Part 20 Test No IF03039
  • Detail of test report available on written request
  • Available as rectangular, circular, & oval,
  • Belimo actuators fitted as standard all modes available


Click here to download the data sheet.


Other available products

Pressure Release Damper

Smoke / Fire