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    Axial Roof Supply Fan, Product # AS-16-428-A7X-QD, 1200-2920 CFM

    Axial Roof Supply Fan, Product # AS-16-428-A7X-QD, 1200-2920 CFM

    • 26 x 26 inch base with prepunched mounting holes for easy attachment to roof curb
    • 16 inch fabricated aluminum propeller designed for low sound levels
    • 16.5 x 16.5 inch recommended roof opening
    • Shipping Type:
      Freight
    $1,289.78
    In stock 
    3 on Hand
    Free shipping
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    • 26 x 26 inch base with prepunched mounting holes for easy attachment to roof curb
    • 16 inch fabricated aluminum propeller designed for low sound levels
    • 16.5 x 16.5 inch recommended roof opening
    • Shipping Type:
      Freight

    Model AS, direct drive axial supply fan is designed for economy and reliability in low pressure/low volume applications. The robust design maximizes performance while maintaining low sounds levels. Typical applications include general clean air ventilation in educational facilities, office buildings, manufacturing, hospitals and apartment complexes.

    • Aluminum motor cover attached with stainless steel hardware for easy removal and access to motor
    • One-piece, heavy gauge aluminum fan shroud with rolled bead for added strength
    • Speed controllable, with up to 30% turndown
    • Permanent stamped aluminum plate for exact model and serial number identification
    • Vibration isolators support the motor and propeller for long life and quiet operation
    • Includes a large internal conduit chase for installing electrical wiring through the curb cap into the motor compartment
    California Residents - Prop 65 Warning
    Specifications
    Base/Panel Length X Width
    26 x 26 in
    Curb Cap Size
    26 in
    Impeller Diameter
    16 in
    Roof Opening Width x Roof Opening Length
    18 1/2 x 18 1/2 in
    Base Height
    1 3/4 in
    Base Top To Shroud
    6 1/4 in
    Base Top to Shroud Top
    17 1/4 in
    Damper Width x Damper Height
    16 x 16 in
    Height
    17 1/4 in
    Weight
    50 lbs
    Overall Diameter
    35 1/4 in
    Application
    Supply Air
    Housing Material
    Spun Aluminum
    Drive Type
    Direct Drive
    Impeller Type
    Propeller
    Impeller Material
    Aluminum
    Includes
    Birdscreen
    Certifications
    AMCA Sound & Air
    UL/cUL 705
    Speed Controllable
    Yes
    Required Accessory
    Roof Curb
    Motor Insulation
    B
    Motor Phase
    1
    Service Factor
    1
    Voltage
    115
    230
    HP
    3/4
    Hertz
    60
    Motor Enclosure
    Open Drip Proof
    RPM
    1800
    Thermal Protection
    Auto
    Nominal Efficiency
    75.5
    Shipping Type
    Freight
    Warranty Length
    1 Year
    Performance
    CFM Range
    1200-2920
    FRPM Range
    1400-1750
    Ps (in. wg) 0 0.125 0.25 0.375 0.5 0.625 0.75 0.875 1
    3/4 0.52 1750 - CFM 2920 2802 2602 2376 2188 1965 1693 1475 1200
    Sones 21 21 20 19.9 19.7 21 25 24 23
    Bhp 0.31 0.34 0.36 0.38 0.43 0.44 0.47 0.49 0.52
    3/4
    0.52
    1750
    -
    Ps (in. wg) CFM Sones Bhp
    0 2920 21 0.31
    0.125 2802 21 0.34
    0.25 2602 20 0.36
    0.375 2376 19.9 0.38
    0.5 2188 19.7 0.43
    0.625 1965 21 0.44
    0.75 1693 25 0.47
    0.875 1475 24 0.49
    1 1200 23 0.52
    • Greenheck Fan Corporation certifies that the model shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and AMCA Publication 311 and comply with the requirements of the AMCA Certified Ratings Program.
    • Performance certified is for installation type A: Free inlet, Free outlet.
    • Power rating (BHP/kW) does not include transmission losses.
    • Performance ratings include the effects of birdscreen.
    • The sound ratings shown are loudness values in fan sones at 5 ft. (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation type A: free inlet hemispherical sone levels.
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