• HVAC
  • Controls
  • Plumbing
  • Electrical
  • Line Card
  • About Us
  • Support
  • Get a Quote
  • Technical Support
    • Filter

    Dampers 28 x 20 Size (in)

    All Types
    Image for Damper Accessories Damper Accessories
    Image for Actuators Actuators
    Image for Damper Valves Damper Valves
    Image for Variable Air Volume Dampers Variable Air Volume Dampers
    Image for Rectangular Dampers Rectangular Dampers
    Image for Round Dampers Round Dampers
    Image for Butterfly Valves Butterfly Valves
    Image for Pressure Independent Dampers Pressure Independent Dampers
    Image for Bypass Dampers Bypass Dampers
    prev
    next
    Filter
    View Details EWC Controls 28X20 ND Rectangular Damper | 28X20 ND MOTORIZED DAMPER | Blackhawk Supply
    28X20 ND | Rectangular Damper | 28X20 ND MOTORIZED DAMPER | EWC Controls
    Brand: EWC Controls
    SKU: 28X20 ND
    $313.65
     each
    View Details EWC Controls 28X20 ND-15S 28X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply
    28X20 ND-15S | 28X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
    Brand: EWC Controls
    SKU: 28X20 ND-15S
    $341.19
     each
    View Details iO HVAC Controls TD-2820 Trane 28 x 20 Rectangular Zone Damper | Blackhawk Supply
    TD-2820 | Trane 28 x 20 Rectangular Zone Damper | iO HVAC Controls
    Brand: iO HVAC Controls
    SKU: TD-2820
    $413.40
     each
    View Details iO HVAC Controls RM-2820 Rheem 28 x 20 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply
    RM-2820 | Rheem 28 x 20 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
    Brand: iO HVAC Controls
    SKU: RM-2820
    $413.40
     each
    View Details iO HVAC Controls MD-2820-BM 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply
    MD-2820-BM | 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | iO HVAC Controls
    Brand: iO HVAC Controls
    SKU: MD-2820-BM
    $393.71
     each
    View Details iO HVAC Controls MD-2820 MD Series 28x20 (3) Wire Damper PO/PC | Blackhawk Supply
    MD-2820 | MD Series 28x20 (3) Wire Damper PO / PC | iO HVAC Controls
    Brand: iO HVAC Controls
    SKU: MD-2820
    $393.71
     each
    View Details iO HVAC Controls HD-2820 Rectangular 28 x 20 Zone Damper | Blackhawk Supply
    HD-2820 | Rectangular 28 x 20 Zone Damper | iO HVAC Controls
    Brand: iO HVAC Controls
    SKU: HD-2820
    $374.96
     each
    View Details iO HVAC Controls HD-2820-BM 28 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | Blackhawk Supply
    HD-2820-BM | 28 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | iO HVAC Controls
    Brand: iO HVAC Controls
    SKU: HD-2820-BM
    $374.96
     each
    View Details iO HVAC Controls CD-2820 Carrier 28 x 20 Rectangular Zone Damper | Blackhawk Supply
    CD-2820 | Carrier 28 x 20 Rectangular Zone Damper | iO HVAC Controls
    Brand: iO HVAC Controls
    SKU: CD-2820
    $413.40
     each
    Spring Return
    Committed to customer satisfaction
    as experts in Dampers
    (847) 773-0645

    Popular Products

    View all →
    Square D HCW68TSD Trim front, I-Line Panelboard, HCP, surface mount, 4 pcs, w/door, 42in W x 68in H | Blackhawk Supply
    HCW68TSD | Trim front, I-Line Panelboard, HCP, surface mount, 4 pcs, w/door, 42in W x 68in H | Square D by Schneider Electric
    Brand: Square D
    SKU: HCW68TSD
    $931.50 each
    Taco IU024Q6A1 Setpoint Actuator Head for Taco iSeries Mixing Valves | Blackhawk Supply
    IU024Q6A1 | Setpoint Actuator Head for Taco iSeries Mixing Valves | Taco
    Brand: Taco
    SKU: IU024Q6A1
    $415.23 each
    Johnson Controls P599VCPS105K 0 TO 500 PSIS PRESS; P599 PRESSURE TRANSDUCER WITH WIRE HARNESS KIT | Blackhawk Supply
    P599VCPS105K | 0 TO 500 PSIS PRESS; P599 PRESSURE TRANSDUCER WITH WIRE HARNESS KIT | Johnson Controls
    Brand: Johnson Controls
    SKU: P599VCPS105K
    $143.37 each
    Square D BMXDRA1605 Discrete output module X80, 16 outputs, relay, 24 V DC or 24...240 V AC | Blackhawk Supply
    BMXDRA1605 | Discrete output module X80, 16 outputs, relay, 24 V DC or 24...240 V AC | Square D
    Brand: Square D
    SKU: BMXDRA1605
    $313.21 each
    Siemens 587-187 Room Temperature Sensor, Full HMI, For Use With Siemens Talon Controllers | Blackhawk Supply
    587-187 | Room Temperature Sensor, Full HMI, For Use With Siemens Talon Controllers | Siemens
    Brand: Siemens
    SKU: 587-187
    $315.73 each
    Siemens 599-01051 Valve Actuator, Pneumatic, 8", 10psi span, 3/4" Stroke, 1/8" NPT, High Temp | Blackhawk Supply
    599-01051 | Valve Actuator, Pneumatic, 8", 10psi span, 3/4" Stroke, 1/8" NPT, High Temp | Siemens
    Brand: Siemens
    SKU: 599-01051
    $247.53 each
    Telemecanique 9038CG36 Mechanical alternator, Pumptrol, mech closed tank, NEMA 1, screw in bushing, 4 NC DPST DB contacts | Blackhawk Supply
    9038CG36 | Mechanical alternator, Pumptrol, mech closed tank, NEMA 1, screw in bushing, 4 NC DPST DB contacts | Telemecanique
    Brand: Telemecanique
    SKU: 9038CG36
    $418.54 each
    Square D 9080LBA365208 POWER DISTRIBUTION BLOCK 600V 760A | Blackhawk Supply
    9080LBA365208 | POWER DISTRIBUTION BLOCK 600V 760A | Square D
    Brand: Square D
    SKU: 9080LBA365208
    $175.57 each
    prev
    next
    Sign in to your account
    Register New Account
    Your Cart
    0 items
    $0.00
    Are you from Illinois?
    Yes / No
    Illinois, 60601, United States Change
    Shipping Estimates
    Shipping:
    The product has been added to cart.
    There are 0 items in your cart.
    Scroll to view all
    Continue to Cart ($0.00) Quote these products
    You can order without authorization. The system will remember your information after completion.