Non-return valve round air duct (single-walled) Itho Daalderop
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General information
Ordercode YESSS
3020-4185 
Product code
540-7960
EAN code
08712922970461
Product group
Non-return valve round air duct (single-walled)
Brand
Itho Daalderop
Product specifications
Material
Plastic
Model
One-sheet
Nominal duct diameter
125 mm
Connection
Insert end
Valve butterfly with rubber
No
With pre-mounted seal
No
Working length
3.5 mm
Outer diameter
143.5 mm
Material quality
Polypropylene (PP)
Outer surface protection
Untreated
Suitable for roof fan
Yes
Suitable for horizontal use
Yes
Suitable for vertical use
Yes
Product information