Zone dampers 20 x 20 Size (in)
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![iO HVAC Controls RM-2020 Rheem 20 x 20 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RheemRectangular_de85c677-c7fb-40b7-a619-ab485e934d15_medium.jpg?v=1719992375)
RM-2020 | Rheem 20 x 20 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-2020
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![iO HVAC Controls HD-2020 20 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_320de06f-d26c-460a-b575-4cde4dacb659_medium.jpg?v=1719992285)
HD-2020 | 20 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2020
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![iO HVAC Controls TD-2020 Trane 20 x 20 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-TDXXXX_4b3f123b-931c-4d51-b1ed-5a16ec574e9e_medium.jpg?v=1719992553)
TD-2020 | Trane 20 x 20 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: TD-2020
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![iO HVAC Controls HD-2020-PO 20 x 20 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_9f136894-7e35-48e3-8187-38fa1407ec96_medium.jpg?v=1719992171)
HD-2020-PO | 20 x 20 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2020-PO
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![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
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