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Duct connection size
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Airflow
qv*
Description

FNC-1-U-B24-100

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Lindab’s new generation of circular fire damper for both fire and hot/cold gases dispersion in the duct system.

The damper is made of galvanized steel with LindabSafe connection with leakage class C according to EN1751.

Tested and classified in accordance with EN 1366-2 and EN 13501 with 300 Pa negative pressure and CE marked in accordance with EN 15650.

The FNC damper is compatible to be used for the Lindab FDS system to have the possibility for fast commissioning and simple control of the fire damper system.


Total pressure loss
Δpt
Pa
Sound power level
LwA
dB(A)
Velocity
v
m/s
  • Pressure and sound power diagram
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    Hz 63 125 250 500 1K 2K 4K 8K
    Coct - - - - - - - -
    ΔL - - - - - - - -

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