Dampers 28 x 20 Size (in)
View Details
![EWC Controls 28X20 ND Rectangular Damper | 28X20 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_9e7b0efe-b16a-473c-a1f7-02a18c9eb3ef_medium.png?v=1720000512)
28X20 ND | Rectangular Damper | 28X20 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 28X20 ND
View Details
![EWC Controls 28X20 ND-15S 28X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_a5824d84-aad6-4998-90b4-04680f58a30b_medium.png?v=1720000340)
28X20 ND-15S | 28X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 28X20 ND-15S
View Details
![iO HVAC Controls TD-2820 Trane 28 x 20 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-TDXXXX_9824f08f-8f20-4b27-bbe8-a6b383b2e542_medium.jpg?v=1719992568)
TD-2820 | Trane 28 x 20 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: TD-2820
View Details
![iO HVAC Controls RM-2820 Rheem 28 x 20 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RheemRectangular_060735f1-8ea9-45f1-9ef6-e00387bc0ea8_medium.jpg?v=1719992450)
RM-2820 | Rheem 28 x 20 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-2820
View Details
![iO HVAC Controls MD-2820-BM 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-MDXXXX_2fdca913-d5b2-46fa-b5b6-26bb426beff4_medium.jpg?v=1719992439)
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
View Details
![iO HVAC Controls MD-2820 MD Series 28x20 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-MDXXXX_f544e251-507b-42fb-8cc0-aca8dbabb1f1_medium.jpg?v=1719992388)
MD-2820 | MD Series 28x20 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2820
View Details
![iO HVAC Controls HD-2820 Rectangular 28 x 20 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_b8b8e1e7-9cc3-4842-b3b0-9221263aa308_medium.jpg?v=1719992281)
HD-2820 | Rectangular 28 x 20 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2820
View Details
![iO HVAC Controls HD-2820-BM 28 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_0ed85245-f8e2-4cd9-bf65-324cb91c513f_medium.jpg?v=1719992242)
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
View Details
![iO HVAC Controls CD-2820 Carrier 28 x 20 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_3b9a00c7-b390-4f0f-89e5-e898c8f1705f_medium.jpg?v=1719992142)
CD-2820 | Carrier 28 x 20 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2820
Committed to customer satisfaction
as experts in Dampers
Recently Viewed
Popular Products
View all →![Belimo B225+LF24 US CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 24V | On/Off | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CCV_B2_LF-product_retina_965a4540-eb9e-4984-b655-fc4a7e4f8cf3_large.jpg?v=1719984458)
B225+LF24 US | CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 24V | On/Off | Belimo
Brand: Belimo
SKU: B225+LF24 US![Belimo FSLF120 Fire & Smoke Actuator | 30 in-lb | Spg Rtn | 120V | On/Off | 1m Cable | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/FSLF120-US-web_a46420ac-ef8a-4995-b3c4-bd4a57dec0b8_large.png?v=1721079676)
FSLF120 | Fire & Smoke Actuator | 30 in-lb | Spg Rtn | 120V | On/Off | 1m Cable | Belimo
Brand: Belimo
SKU: FSLF120![Veris PX3ULX05 Pressure | Dry | Univ | LCD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PX3ULX05_large.jpg?v=1720029957)
PX3ULX05 | Pressure | Dry | Univ | LCD | Veris
Brand: Veris
SKU: PX3ULX05![Belimo ZS-CCV-90 CCV Weather Shield Kit AF/NF/LF | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ZS_CCV_110_100_90-product_retina_da6cab6f-0dd1-445e-a0a4-2c5618bfeee1_large.jpg?v=1720004505)
ZS-CCV-90 | CCV Weather Shield Kit AF/NF/LF | Belimo
Brand: Belimo
SKU: ZS-CCV-90![Saginaw SCE-60EL2418FS NEMA 3R, 12, 4 | EL FS Enclosure, 60H x 24W x 18D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sce-60el2418fs_large.png?v=1720018673)
SCE-60EL2418FS | NEMA 3R, 12, 4 | EL FS Enclosure, 60H x 24W x 18D | Saginaw
Brand: Saginaw
SKU: SCE-60EL2418FS![Veris E50C2 DIN Energy Meter | Modbus | Pulse Out | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/E50B1_6763965c-585b-435f-8c2b-8b726a78b42c_large.jpg?v=1720029710)
E50C2 | DIN Energy Meter | Modbus | Pulse Out | Veris
Brand: Veris
SKU: E50C2![Veris MX1B Moisture | Battery | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/MX1B_large.jpg?v=1720029907)
MX1B | Moisture | Battery | Veris
Brand: Veris
SKU: MX1B![Veris PX3DLX02 Pressure | Dry | Duct | LCD | 0-10 In WC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PX3DLX02_4069df82-0643-48ae-8cf1-82ce32c73ead_large.jpg?v=1721247857)
PX3DLX02 | Pressure | Dry | Duct | LCD | 0-10 In WC | Veris
Brand: Veris
SKU: PX3DLX02