Rendering Zehnder ComfoFit Therm Comfortable indoor ventilation Angled view
Article no. 990430851

Zehnder ComfoFit Therm insulated Flat 51, horizontal 90° bend

    Data Table

    LabelValue
    Catalogue number 990430851
    GTIN 7613367025482
    Equivalent duct diameter 75.83 mm
    With pre-mounted seal
    Connection 1 Insert end
    Change of direction Horizontal
    Insert length 50 mm
    Outer surface protection Untreated
    Model Hard foam duct (full insulation)
    Insulation thickness 20 mm
    Air tightness class according to EN 1751 D
    Antistatic version
    Heat resistance Rd 0.51 (m².K)/W
    Material insulation Expanded polypropylene (EPP)
    Wall thickness duct 20 mm
    Perforated inner wall
    Material quality duct Polypropylene (PP)
    Outside colour Black
    Production method Seamless
    With push-on clamp
    Embeddable in concrete
    With push-on profile
    Nominal duct height 52 mm
    Working length connection 1 160 mm
    Nominal duct width 140 mm
    Connection 2 Insert end
    Working length connection 2 160 mm
    Inner surface protection Untreated
    Bend model Smooth bend
    Bend angle 90 °
    Material duct Plastic

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