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1. This damper is constructed from high quality aluminum and finished in mill
2. Operating mechanism provides for a positive damper setting in ventilating from fully opened to fully close
3. Mount directly on the neck of the air grilles.
4. Mounts using spring steel S-clips
5. Adjusting air volume by handle or screwdriver


1. Can be used in open ceiling environments, such as
factories, warehouses, shopping malls and other large
open spaces where long throws are required


Neck Size(mm)Face Size(mm)
 L1 X W1
300 x 150300 x 150
500 x 150500 x 150

Opposed Blade Damper OBD-350X150

SKU: ADS0088
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