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Round Multi-Blade Plastic Backdraft Damper for Ventilation

PVC-DASQF-V / PVC-DASQF-H
Photo of product PVC-DASQF-V / PVC-DASQF-H

Round Multi-Blade Plastic Backdraft Damper PVC-DASQF

The PVC-DASQF round multi-blade plastic backdraft damper is a crucial component for ventilation systems, designed to effectively prevent air backflow. Made from high-quality prefabricated components, it ensures reliability and long-lasting performance. It is available in two installation versions: PVC-DASQF-V for vertical installations and PVC-DASQF-H for horizontal installations, allowing for flexible application in various projects.

Key Features

  • Multi-blade design: Ensures effective backflow prevention in ventilation ducts.
  • Material options: Available in polyvinyl chloride (PVC), polypropylene (PP), flame-retardant polypropylene (PPs), electrically conductive polypropylene (PP-EL-s), polyethylene (PE), and polyvinylidene fluoride (PVDF).
  • Installation versions: Models available for both vertical (V) and horizontal (H) mounting, enhancing versatility.
  • Prefabricated construction: Guarantees high quality, precision, and product consistency.
  • Wide diameter range: Available in sizes from 110 mm to 630 mm, suitable for various system requirements.

Technical Data

Ød [mm] L [mm] L1 [mm] AxA Wall thickness (PVC/PVCW) [mm] Wall thickness (PE/PP/PPs/PP-EL-s/PVDF) [mm]
110 40 65 170 5,0 5,0
125 40 65 170 5,0 5,0
140 40 70 170 5,0 5,0
160 40 70 205 5,0 5,0
180 40 70 205 5,0 5,0
200 40 70 255 5,0 5,0
225 40 80 255 5,0 5,0
250 40 80 305 5,0 5,0
280 50 90 305 6,0 6,0
315 50 90 358 6,0 6,0
355 50 90 408 6,0 6,0
400 50 120 474 6,0 6,0
450 50 120 512 6,0 6,0
500 50 120 560 6,0 6,0
560 - - - - 6,0
600 60 120 712 6,0 6,0
630 - - - - 6,0

 

 

 

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Alnor Ventilation Systems
Krakowska 10 Avenue
05-552 Wola Mrokowska
Poland

tel. +48 22 737 40 00