Blauberg FDL Product sheet
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blaubergventilatoren.de
FDL
Counterflanges for roof fans
Use
Connection of round air ducts with the Tower-H, Tower-V, Tower-H EC,
Tower-V EC roof fans.
Design
Counterflange made of galvanized steel.
Overall dimensions
[mm]
Type
FDL 220-225
FDL 250-315
FDL 355-500
FDL 560
FDL 710
Standard size of compatible fans
190, 220, 225
250, 280, 310
355, 400, 450, 500
560, 630
710
∅ D
183
256
402
567
634
Mounting
The end face is connected to the fan or other parts with bolts and the mating part is connected to the air duct.
∅ D1
210
285
430
605
674
∅ D2
235
306
464
639
708
∅ d
9
9
7
7
9
L
40
40
40
40
40
Weight [kg]
0.34
0.52
1.05
1.60
3.15
INDUSTRIAL VENTILATION | 2021 289
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