Rendering Zehnder ComfoFit bend FL51 Comfortable indoor ventilation Angled view
Article no. 990322200

Zehnder ComfoTube Flat 51, vertical 90° bend

  • Slim 90° bend for flat duct systems
  • RapidLock® connection — quick and secure
  • Precise airflow in compact spaces

Data Table

LabelValue
Catalogue number 990322200
GTIN 7613367063958
Connection 1 Duct end
Equivalent duct diameter 90 mm
Insert length 41 mm
With pre-mounted seal
Embeddable in concrete
Nominal duct height 52 mm
Outside colour Black
With push-on clamp
Air tightness class according to EN 1751 D
Perforated inner wall
Antistatic version
Wall thickness duct 2.5 mm
Material quality duct Polyethylene (PE)
With push-on profile
Model Uninsulated duct
Working length connection 1 54 mm
Change of direction Vertical
Nominal duct width 141 mm
Working length connection 2 54 mm
Anti-bacterial treatment
Connection 2 Duct end
Bend model Smooth bend
Outer surface protection Untreated
Inner surface protection Untreated
Production method Seamless
Bend angle 90 °
Material duct Plastic

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