Dampers (hidden without zone panels) Spring return (no) Spring return
Zone dampers for HVAC systems without zone control panels. Order Individual 24V motorized dampers for creating HVAC zones today at Blackhawk Supply.
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![iO HVAC Controls HD-2010-BM Rectangular 20 x 10 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_d6a69749-4a44-44fb-9525-e4c319cbfa9e_medium.jpg?v=1715804940)
HD-2010-BM | Rectangular 20 x 10 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2010-BM
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![iO HVAC Controls HD-1818 Rectangular 18 x 18 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_60ea0d49-7f78-4753-86b1-00e3a0d00601_medium.jpg?v=1715804931)
HD-1818 | Rectangular 18 x 18 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1818
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![iO HVAC Controls HD-1810-BM Rectangular 18 x 10 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_9c7da1ae-a74e-4b4c-8fd6-731c4fe98cc6_medium.jpg?v=1715804943)
HD-1810-BM | Rectangular 18 x 10 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1810-BM
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![iO HVAC Controls HD-1810 Rectangular 18 x 10 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_6b2e8ae0-62b0-442a-bede-6fd651b7076c_medium.jpg?v=1715804903)
HD-1810 | Rectangular 18 x 10 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1810
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![iO HVAC Controls HD-1612-BM Rectangular 16 x 12 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_b62265cf-e010-4e24-9f03-6fa4ad4d2b9b_medium.jpg?v=1715804961)
HD-1612-BM | Rectangular 16 x 12 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1612-BM
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![iO HVAC Controls HD-1608-BM Rectangular 16 x 08 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c2fa8799-4545-4f22-a2da-1832e363d29f_medium.jpg?v=1715804916)
HD-1608-BM | Rectangular 16 x 08 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1608-BM
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![iO HVAC Controls HD-1606 Rectangular 16 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_d18fdb34-f028-4845-89c8-6b7dd35aec28_medium.jpg?v=1715804930)
HD-1606 | Rectangular 16 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1606
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![iO HVAC Controls HD-1414 Rectangular 14 x 14 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_a7463782-9545-4a8c-924b-ef8dd0aefa5b_medium.jpg?v=1715804935)
HD-1414 | Rectangular 14 x 14 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1414
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![iO HVAC Controls HD-1410 Rectangular 14 x 10 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_db759484-4a8c-446c-9179-8eea20554924_medium.jpg?v=1715804884)
HD-1410 | Rectangular 14 x 10 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1410
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![iO HVAC Controls HD-1406 Rectangular 14 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_31444b24-f8a9-4e2c-bf74-043434068b9c_medium.jpg?v=1715804944)
HD-1406 | Rectangular 14 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1406
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![iO HVAC Controls HD-0808 Rectangular 08 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_4f856cbf-d96d-4672-852e-1724050ffe6a_medium.jpg?v=1715804943)
HD-0808 | Rectangular 08 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-0808
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![iO HVAC Controls HD-0806-BM Rectangular 08 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_941dc6af-27b8-4fa5-bcd5-3ef9b0b9d752_medium.jpg?v=1715804907)
HD-0806-BM | Rectangular 08 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-0806-BM
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![EWC Controls 8 URD-SRE120 NO 8 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/urd-sr120small-proof_3f06e79d-74f5-480e-b7d2-f6aa390d00d9_medium.gif?v=1709054600)
8 URD-SRE120 NO | 8 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 8 URD-SRE120 NO
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![EWC Controls 6 URD-SRE120 NO 6 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/urd-sr120small-proof_7fecae2d-3421-4bad-99b8-f6883c0e2449_medium.gif?v=1709054610)
6 URD-SRE120 NO | 6 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 6 URD-SRE120 NO
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![EWC Controls 10 URD-SRE120 NO 10 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/urd-sr120small-proof_046eb333-a2d2-433f-9373-b245286df7fb_medium.gif?v=1709054600)
10 URD-SRE120 NO | 10 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 10 URD-SRE120 NO
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![EWC Controls 4 URD-SRE120 NO 4 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/urd-sr120small-proof_609ba272-f5a4-4093-9569-133e4f5e6714_medium.gif?v=1709054572)
4 URD-SRE120 NO | 4 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 4 URD-SRE120 NO
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![EWC Controls 9 URD-SRE120 NO 9 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/urd-sr120small-proof_cb51e019-e0e1-4053-83f2-4d6dfeb62e47_medium.gif?v=1709054600)
9 URD-SRE120 NO | 9 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 9 URD-SRE120 NO
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![EWC Controls 7 URD-SRE120 NO 7 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/urd-sr120small-proof_485ead1e-d7cd-47b9-9c5d-4f1064914395_medium.gif?v=1709054581)
7 URD-SRE120 NO | 7 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 7 URD-SRE120 NO
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![EWC Controls 5 URD-SRE120 NO 5 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/urd-sr120small-proof_73c54bd5-bbc2-451c-8950-da1397ff4ccb_medium.gif?v=1709054582)
5 URD-SRE120 NO | 5 URD-SRE120 120V ROUND SPRING RETURN DAMPER – NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 5 URD-SRE120 NO
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![Braeburn 119020 Round Damper | 20" Round Motorized Damper Spring Return - Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/PC_SR-Round_edf49c6e-324f-41a9-b87b-c1b4255afc68_medium.jpg?v=1708892705)
119020 | Round Damper | 20" Round Motorized Damper Spring Return - Normally Open | Braeburn
Brand: Braeburn
SKU: 119020
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![Braeburn 119016 Round Damper | 16" Round Motorized Damper Spring Return - Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/PC_SR-Round_ba912f3c-6586-4460-a051-a29205aec50d_medium.jpg?v=1708892743)
119016 | Round Damper | 16" Round Motorized Damper Spring Return - Normally Open | Braeburn
Brand: Braeburn
SKU: 119016
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![Braeburn 119014 Round Damper | 14" Round Motorized Damper Spring Return - Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/PC_SR-Round_f946636f-cb23-4ba6-beff-53c98a0efcf8_medium.jpg?v=1708892745)
119014 | Round Damper | 14" Round Motorized Damper Spring Return - Normally Open | Braeburn
Brand: Braeburn
SKU: 119014
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![Braeburn 119009 Round Damper | 9" Round Motorized Damper Spring Return - Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/PC_SR-Round_851c7f42-412c-4079-bff4-aad4e016de02_medium.jpg?v=1708892701)
119009 | Round Damper | 9" Round Motorized Damper Spring Return - Normally Open | Braeburn
Brand: Braeburn
SKU: 119009
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![Braeburn 119007 Round Damper | 7" Round Motorized Damper Spring Return - Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/PC_SR-Round_851e3c09-6115-43c4-b3cf-51275369ed1c_medium.jpg?v=1708892722)
119007 | Round Damper | 7" Round Motorized Damper Spring Return - Normally Open | Braeburn
Brand: Braeburn
SKU: 119007
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