Smoke evacuation damper, KOOLAIR, model SMLD, S/UNE-EN 1366-10 EI-120 (ved i↔o) S 1500 AA MULTI. Fire resistence 2 hours. Class EI-120 according to EN13501-4.
Dimensions:
Length: 360, 530 and 700 mm.
Height: 200 mm to 1000 mm, in 50-mm increments.
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