Choose a Category
    Mounting Location
    Mounting Location
    Ceiling
    Wall
    For Duct Trade Size
    For Duct Trade Size
    6
    7
    8
    10
    12
    14
    Cover Style
    Cover Style
    Louvered
    Perforated
    Grid
    Plaque
    Material
    Material
    Steel
    Plastic
    Aluminum
    Finish
    Finish
    Painted
    Galvanized
    Shape
    Shape
    Cap
    Straight
    Diffuser Shape
    Diffuser Shape
    Square
    Round
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    For Opening Height
    For Opening Height
    4"
    6"
    8"
    10"
    12"
    14"
    16"
    For Opening Width
    For Opening Width
    8"
    10"
    12"
    14"
    16"
    Back Panel Material
    Back Panel Material
    Steel
    Fiberglass
    For Duct Width
    For Duct Width
    6"
    8"
    10"
    12"
    14"
    16"
    20"
    24"
    25"
    30"
    Blade Adjustability
    Blade Adjustability
    Fixed
    Movable
    Louvered Diffuser Style
    Louvered Diffuser Style
    1-Tier
    2-Tier
    3-Tier
    For Duct Height
    For Duct Height
    6"
    8"
    10"
    12"
    14"
    16"
    20"
    24"
    25"
    30"
    Opening/Closing Style
    Opening/Closing Style
    Butterfly
    Radial
    Airflow Direction
    Airflow Direction
    One Way
    Three Way
    Four Way
    Adjustable
    Length
    Length
    11 1/4"
    23 3/4"
    31"
    Insulation Thermal Resistance
    Insulation Thermal
    Resistance
    R-6
    R-1
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    136 Products