Io hvac controls Non-spring return Spring return
I/O HVAC controls and building automation systems for controlling HVAC equipment and integrating it with building management systems. Order now at Blackhawk Supply.
View Details
![iO HVAC Controls CD-2210 Carrier 22 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_5a55339e-5b91-4328-bb7e-685a211bd071_medium.jpg?v=1719992141)
CD-2210 | Carrier 22 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2210
View Details
![iO HVAC Controls CD-2208-BM Carrier 22 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_738d1682-8e19-4630-af5f-bbf0d9b44d93_medium.jpg?v=1719992136)
CD-2208-BM | Carrier 22 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2208-BM
View Details
![iO HVAC Controls CD-2208 Carrier 22 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_3b541e08-5e6c-4d02-a38c-b0d5d6b6c652_medium.jpg?v=1719992100)
CD-2208 | Carrier 22 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2208
View Details
![iO HVAC Controls CD-2020 Carrier 20 x 20 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_b9d49c4e-6261-4ce6-8ca8-313c88327888_medium.jpg?v=1719992136)
CD-2020 | Carrier 20 x 20 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2020
View Details
![iO HVAC Controls CD-2018-BM Carrier 20 x 18 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_5ee228b9-1f50-4c35-a207-f7570cfc9882_medium.jpg?v=1719992116)
CD-2018-BM | Carrier 20 x 18 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2018-BM
View Details
![iO HVAC Controls CD-2018 Carrier 20 x 18 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_d369e450-ab9d-4ab8-b68d-71a3e6a99468_medium.jpg?v=1719992146)
CD-2018 | Carrier 20 x 18 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2018
View Details
![iO HVAC Controls CD-2016-BM Carrier 20 x 16 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_282c3906-84d3-4afd-86b3-3a317d76fb40_medium.jpg?v=1719992096)
CD-2016-BM | Carrier 20 x 16 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2016-BM
View Details
![iO HVAC Controls CD-2016 Carrier 20 x 16 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_a8668f89-ef7d-46a3-8501-1ab6a793e242_medium.jpg?v=1719992106)
CD-2016 | Carrier 20 x 16 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2016
View Details
![iO HVAC Controls CD-2014-BM Carrier 20 x 14 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_a7a64d34-3c7d-402c-b088-017f7cbc4554_medium.jpg?v=1719992145)
CD-2014-BM | Carrier 20 x 14 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2014-BM
View Details
![iO HVAC Controls CD-2014 Carrier 20 x 14 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_8700fecc-7601-4343-ad9b-2e7f4af8a5ac_medium.jpg?v=1719992126)
CD-2014 | Carrier 20 x 14 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2014
View Details
![iO HVAC Controls CD-2012 Carrier 20 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_41f6c419-574e-4c08-9f9d-4335a1ef2668_medium.jpg?v=1719992121)
CD-2012 | Carrier 20 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2012
View Details
![iO HVAC Controls CD-2010-BM Carrier 20 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_b5efefae-acd5-4e19-ac7b-26a1e1110ffe_medium.jpg?v=1719992116)
CD-2010-BM | Carrier 20 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2010-BM
View Details
![iO HVAC Controls CD-2008-BM Carrier 20 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_deb226e6-7cb9-4287-ab2e-ff624af4b244_medium.jpg?v=1719992075)
CD-2008-BM | Carrier 20 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2008-BM
View Details
![iO HVAC Controls CD-2008 Carrier 20 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_f0209310-30c8-4746-a2df-ef33a592416b_medium.jpg?v=1719992101)
CD-2008 | Carrier 20 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2008
View Details
![iO HVAC Controls CD-2006-BM Carrier 20 x 06 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_1445c343-53da-40a2-b381-121f0d3d73ee_medium.jpg?v=1719992081)
CD-2006-BM | Carrier 20 x 06 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2006-BM
View Details
![iO HVAC Controls CD-2006 Carrier 20 x 06 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_e1bee80e-b141-4156-9377-4659b943b3be_medium.jpg?v=1719992085)
CD-2006 | Carrier 20 x 06 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2006
View Details
![iO HVAC Controls CD-20 Carrier 20" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXX_c3a0cc63-eedb-4cce-a94f-a293a0a2e978_medium.jpg?v=1719992141)
CD-20 | Carrier 20" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-20
View Details
![iO HVAC Controls CD-1818 Carrier 18 x 18 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_8a15bf1e-4d8b-4b2b-8757-42e7125a8c00_medium.jpg?v=1719992075)
CD-1818 | Carrier 18 x 18 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1818
View Details
![iO HVAC Controls CD-1816-BM Carrier 18 x 16 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_947d4f76-d6ff-4661-a55f-e915d8de70e7_medium.jpg?v=1719992080)
CD-1816-BM | Carrier 18 x 16 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1816-BM
View Details
![iO HVAC Controls CD-1816 Carrier 18 x 16 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_f5a517e6-af87-4a63-a275-4161d6d8d43f_medium.jpg?v=1719992122)
CD-1816 | Carrier 18 x 16 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1816
View Details
![iO HVAC Controls CD-1814-BM Carrier 18 x 14 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_de72f415-de21-4d63-8097-6d13daf5552a_medium.jpg?v=1719992122)
CD-1814-BM | Carrier 18 x 14 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1814-BM
View Details
![iO HVAC Controls CD-1814 Carrier 18 x 14 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_9d204773-3f47-465f-8c9f-436ecbc517bb_medium.jpg?v=1719992121)
CD-1814 | Carrier 18 x 14 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1814
View Details
![iO HVAC Controls CD-1812-BM Carrier 18 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_735aa517-fd8f-4086-a7e8-a66821eb8dc7_medium.jpg?v=1719992080)
CD-1812-BM | Carrier 18 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1812-BM
View Details
![iO HVAC Controls CD-1812 Carrier 18 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_02618cbc-3293-4630-b9a5-afd591b8de20_medium.jpg?v=1719992101)
CD-1812 | Carrier 18 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1812
Committed to customer satisfaction
as experts in iO HVAC Controls
Recently Viewed
Popular Products
View all →![Siemens 547-323A RCM FM BAC +/-.25"wc(62.5Pa)0.5%FS | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/547-322B-2__18675.1474097902.1280.1280_large.jpg?v=1720022574)
547-323A | RCM FM BAC +/-.25"wc(62.5Pa)0.5%FS | Siemens
Brand: Siemens
SKU: 547-323A