Trade Size
    Trade Size
    3
    4
    5
    6
    7
    8
    9
    10
    12
    14
    16
    18
    20
    22
    24
    Connection Type
    Connection Type
    Press FitQuick-
    Disconnect
    Clamp
    Gauge
    Gauge
    16
    18
    20
    22
    24
    26
    28
    Gender
    Gender
    Male
    Female
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Blade Material
    Blade Material
    Steel
    Stainless Steel
    Aluminum
    End Construction
    End Construction
    Crimped
    Plain
    Rolled
    Overall Depth
    Overall Depth
    1 7/8"
    2 1/4"
    2 5/8"
    3"
    4"
    4 7/8"
    5 1/2"
    Airflow Damper Type
    Airflow Damper Type
    Standard
    Gasketed
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    For Duct Width
    For Duct Width
    8"
    12"
    14"
    16"
    18"
    24"
    36"
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    For Duct Shape
    For Duct Shape
    Round
    Square
    For Duct Height
    For Duct Height
    8"
    12"
    14"
    16"
    18"
    24"
    36"
    For Duct Trade Size
    For Duct Trade Size
    5
    6
    7
    8
    9
    10
    11
    12
    For System Type
    For System Type
    Coal
    Natural Gas
    Oil
    Propane