McMaster-Carr logo
    For Duct Shape
    For Duct Shape
    Round
    Rectangular
    Square
    Mounting Location
    Mounting Location
    Roof
    Wall
    Pipe
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    DFARS Specialty Metals
    COTS-Exempt
    learn more about DFARS Specialty Metals COTS-Exempt by pressing accesskey, i.
    Duct Size
    Duct Size
    3
    4
    5
    6
    7
    8
    9
    10
    12
    14
    16
    18
    20
    22
    24
    Base Diameter
    Base Diameter
    6"
    8"
    10"
    12"
    14"
    16"
    18"
    20"
    24"
    30"
    36"
    Power Source
    Power Source
    Wind
    Electric
    For Maximum Pipe OD
    For Maximum Pipe OD
    1"
    1 1/2"
    2"
    3"
    4"
    6"
    7"
    13"
    Maximum Temperature
    Maximum Temperature
    150° F
    180° F
    270° F
    300° F
    400° F
    1000° F
    Not Rated
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    Blade Diameter
    Blade Diameter
    10"
    11"
    12"
    14"
    16"
    18"
    19"
    20"
    24"
    30"
    36"
    42"
    48"
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
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