Air plenum box for installation in fire-resistant suspended ceilings Type LB-K90(K30)U

  • Triggering: At 72° C with fusible link and spring retrun actuator
  • Standard lengths: NW 100, 125, 160, 200
  • Connection type: one or two connection spigots
  • Size: Variable size adapted to the different air outlets from our air diffuser range
  • Fire resistance class K90U/K30U: Fire from above and below

Fire resisting air plenum boxes for use in independently tested F30 or F90 suspended ceilings with integrated fire dampers.


DN100, DN125, DN160 and DN200


Installation Situations

Installation in fire-resistant false ceilings F30
Installation in fire-resistant Dipling metal false ceilings F30


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