Circular External Weather Louvre complete with insect screen.
Manufactured from extruded aluminium alloy with a slimline blade on a 38mm pitch. Offers excellent resistance to rain whilst maintaining 50% free area. If you require to maintain the same free air rating increase diameter and use Metal Reducer / Adaptor
Note for intermediate sizes take next size up.
Flanges supplied un-punched.
|Round System (mm)||250|
|Product Type||Weather Louvre|
|Product Group||Metal Ducting|
|Packaged Weight (Kg)||0.78|
|Packaged Length (mm)||280|
|Packaged Width (mm)||30|
|Packaged Height (mm)||280|
|Manufacturer Product Code||100498|
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is the 250mm the size overall or the part the ducting fits over and what length is this part in order to secure flexible ducting hose onto
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