• Constructed from high grade galvanised steel
  • Frame manufactured in 1.5mm sheet
  • Double skin interlocking blade pack design
  • Blade support pivots are pre plated, lubricated and enclosed within factory sealed side jambs
  • Built in conformity with Test No / IF03039 BS476 pt 20
  • Two hour rated fire/smoke test. Chiltern international laboratory (Detail of test report available on written request)
  • Conforms to DW 144 guidelines
  • Can be electric / pneumatic actuator assisted to suit
  • For use with fire suppression gases

Accessories include:

  • Internal grilles
  • External louvres
  • Wall sleeves
  • Installation frames to suit all site requirements
  • Standard sizes from 200sq to 1000sq.
  • Custom sizes on request
  • Full range of free area/room pressure charts/graphs


Click here to download the data sheet.


Other available products

Smoke / Pressure