Rendering Zehnder ComfoFit Therm Comfortable indoor ventilation Angled view
Article no. 990430852

Zehnder ComfoFit Therm insulated Flat 51 to Zehnder ComfoTube Therm insulated ø 90mm convertor with 90° bend

    Data Table

    LabelValue
    Catalogue number 990430852
    GTIN 7613367025499
    Material duct Plastic
    Length 50
    Material quality duct Other
    Wall thickness duct 20
    Pressed
    Insulation thickness 20
    Duct reducing piece
    Fitting reducing piece
    Outside colour Black
    Nominal duct diameter, connection 2 90
    Model Hard foam duct (full insulation)
    With pre-mounted seal
    Nominal duct diameter, connection 1 90
    Nominal duct height connection 2 52
    Nominal duct width connection 1 90
    Nominal duct width connection 2 140
    Nominal duct height connection 1 90
    Connection type connection 1 Round air duct
    Material insulation Expanded polypropylene (EPP)
    Connection type connection 2 Oval air duct
    Antistatic version
    Design form Elbow bend (round to rectangular)
    Heat resistance Rd 0.51
    Air tightness class according to EN 1751 D
    Perforated inner wall
    With push-on clamp
    With push-on profile
    Working length connection 1 70
    Length of connection 2 50
    Length of connection 1 65
    Working length connection 2 117.5
    Outer surface protection Untreated
    Production method Seamless
    Embeddable in concrete
    Connection 2 Insert end
    Connection 1 Insert end
    Inner surface protection Untreated
    Equivalent duct diameter, connection 1 90
    Equivalent duct diameter, connection 2 75.83

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