Rendering Zehnder ComfoFit Therm Comfortable indoor ventilation Angled view
Article no. 990430856

Zehnder ComfoFit Therm insulated ø 90mm, 90° bend

    Data Table

    LabelValue
    Catalogue number 990430856
    GTIN 7613367025536
    Working length connection 1 57 mm
    Working length connection 2 127 mm
    Insulation thickness 25 mm
    Insert length 65 mm
    Bend angle 90 °
    Insert length 65 mm
    Connection 1 Insert end
    Material insulation Expanded polypropylene (EPP)
    Outside colour Black
    Anti-bacterial model
    Wall thickness duct 25 mm
    Material quality duct Other
    Air tightness class according to EN 1751 None
    Bend model Smooth bend
    Antistatic version
    Outer surface protection Untreated
    Connection 2 Insert end
    Connection 2 Insert end
    Connection 1 Insert end
    Production method Other
    Heat resistance Rd 0.51 (m².K)/W
    Inner surface protection Untreated
    Insulation thickness 25 mm
    Insert length 55 mm
    Bend angle 90 °
    Nominal duct diameter 90 mm
    Air tightness class according to EN 1751 D
    Model Hard foam duct (full insulation)
    Perforated inner wall
    Working length connection 2 57 mm
    Outside colour Black
    Surface protection internal Untreated
    With push-on clamp
    Embeddable in concrete
    With push-on profile
    With pre-mounted seal
    Working length connection 1 117 mm
    Material insulation Expanded polypropylene (EPP)
    Nominal duct diameter 90 mm
    Nominal duct diameter 90 mm
    Working length connection 2 117 mm
    Material duct Other
    Model Hard foam duct (full insulation)
    Anti-bacterial treatment
    Bend model Smooth bend
    Bend angle 90 °
    Outer surface protection Untreated
    Working length connection 1 127 mm
    Production method Seamless
    Insulation thickness 20 mm
    Material duct Plastic

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