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are suitable for injection of large air quantities at greater throw distances (up to 30 m) and low noise level.
Supply air nozzles are made of anodised aluminium.
Types:
|  | VŠ-1 - fixed nozzles, usually arranged in a block of nozzles |
| | VŠ-2 - adjustable to 60°, manual regulation , three sizes |
| | VŠ-4 - adjustable within an angle range of 60 degrees, manual or motor
regulation, new construction - shorter outlet section, new design, five sizes
(80, 100, 125, 160, 220) |
References
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