Rendering Zehnder ComfoWell Comfortable indoor ventilation Angled view
Article no. 990323504

Zehnder ComfoWell attenuator, CW-S 420

    Data Table

    LabelValue
    Catalogue number 990323504
    GTIN 7630015273354
    Connection 2 Other
    Embeddable in concrete
    Air extraction
    Length 500 mm
    Max. air volume 440 m³/h
    Damping 8000 Hz 6.7 dB
    Nominal duct height 230 mm
    Damping 1000 Hz 8.1 dB
    Damping 500 Hz 10.6 dB
    Damping 4000 Hz 7.8 dB
    Damping 2000 Hz 14.4 dB
    Connection 1 Other
    Damping 125 Hz 4.6 dB
    Damping 250 Hz 6.4 dB
    Max. medium temperature (continuous) 80 °C
    Expansion link finish Other
    With edge links
    Material Sendzimir-galvanised steel
    Nominal duct width 420 mm
    With flow approach cap
    Resonance plate None
    With inspection opening and cover
    Bottom connection
    Damping 63 Hz 3 dB
    Air supply

    Downloads

    loading...
    Any questions? Please send us a message.

    General Request

    Contact Form

    Offer Request

    Contact Form

    Order Request

    Contact Form
    Any questions? Feel free to give us a call.

    General Request

    +44 (0) 1276 605 800

    Technical Support

    +44 (0) 1276 605 800