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.
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![iO HVAC Controls D-Z1-1810-BM 18 x 10 -Bottom Mount, Two-Position Zone One Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_f3018dce-6631-453a-8069-5650dd75f0d6_medium.jpg?v=1708912497)
D-Z1-1810-BM | 18 x 10 -Bottom Mount, Two-Position Zone One Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1810-BM
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![iO HVAC Controls D-Z1-1806 18 x 06 Two-Position Zone One Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_963f4199-6ea0-4af6-9b93-89b836bafa01_medium.jpg?v=1708912470)
D-Z1-1806 | 18 x 06 Two-Position Zone One Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1806
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![iO HVAC Controls D-Z1-1610-BM 16 x 10 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_4a8b5658-8ce8-44db-9d00-073ffb665843_medium.jpg?v=1708912546)
D-Z1-1610-BM | 16 x 10 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1610-BM
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![iO HVAC Controls D-Z1-1608-BM 16 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_338c6557-c07e-48f6-98b6-004377a04a28_medium.jpg?v=1708912424)
D-Z1-1608-BM | 16 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1608-BM
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![iO HVAC Controls D-Z1-1606 16 x 06 Two-Position Zone One Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_b80a006f-f571-4fb9-b3c3-e4e666715616_medium.jpg?v=1708912420)
D-Z1-1606 | 16 x 06 Two-Position Zone One Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1606
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![iO HVAC Controls D-Z1-1412-BM 14 x 12 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_52793b20-56f1-4ad6-a0e0-1911d9ebc85a_medium.jpg?v=1708912406)
D-Z1-1412-BM | 14 x 12 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1412-BM
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![iO HVAC Controls D-Z1-1410-BM 14 x 10 Two-Position Zone One Damper Assembly Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_c7b79f23-7779-44d9-8932-98f452743e06_medium.jpg?v=1708912420)
D-Z1-1410-BM | 14 x 10 Two-Position Zone One Damper Assembly Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1410-BM
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![iO HVAC Controls D-Z1-1408-BM 14 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_d56076ad-f94d-4cde-a059-89881a1dad22_medium.jpg?v=1708912357)
D-Z1-1408-BM | 14 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1408-BM
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![iO HVAC Controls D-Z1-1210-BM 12 x 10 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_701ddf87-25e7-4a07-bf94-aba89550d3fa_medium.jpg?v=1708912410)
D-Z1-1210-BM | 12 x 10 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1210-BM
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![iO HVAC Controls D-Z1-1208-BM 12 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_97843553-c733-4e9f-bb8e-0035a8cffcda_medium.jpg?v=1708912411)
D-Z1-1208-BM | 12 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1208-BM
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![iO HVAC Controls D-Z1-1008-BM 10 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_a6ea2c5d-072a-4ccd-a53c-1d1a83e2309d_medium.jpg?v=1708912397)
D-Z1-1008-BM | 10 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1008-BM
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![iO HVAC Controls D-Z1-1006-BM 10 x 06 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XXXX_web_5b46fbf7-ebcf-42c2-a6c8-fc78c310b6a6_medium.jpg?v=1708912392)
D-Z1-1006-BM | 10 x 06 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1006-BM
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![iO HVAC Controls D-Z1-05 5" Two-Position Zone One Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_16bf2823-504d-4158-aa21-c74c880a386c_medium.jpg?v=1708912396)
D-Z1-05 | 5" Two-Position Zone One Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-05
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![iO HVAC Controls CD-2618-BM 26 x 18 Carrier/Bryant Zone Damper - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXXXX_fe6bbefb-b22a-4a14-b172-faa3dac0f318_medium.jpg?v=1708912370)
CD-2618-BM | 26 x 18 Carrier / Bryant Zone Damper - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2618-BM
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![iO HVAC Controls CD-2618 26 x 18 Carrier/Bryant Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXXXX_ea25150b-34e4-4b89-b096-dbbcbfabb7b1_medium.jpg?v=1708912370)
CD-2618 | 26 x 18 Carrier / Bryant Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2618
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![iO HVAC Controls CD-2612-BM 26 x 12 Carrier/Bryant Rectangular Zone Damper - Belimo 3 Wire Actuator - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXXXX_bc626251-6eb2-4c9a-9b3d-48f23400bd7f_medium.jpg?v=1708912383)
CD-2612-BM | 26 x 12 Carrier / Bryant Rectangular Zone Damper - Belimo 3 Wire Actuator - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2612-BM
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![iO HVAC Controls CD-2422 24 x 22 Carrier/Bryant Rectangular Zone Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXXXX_89ba1332-e141-474c-a195-173483184149_medium.jpg?v=1708912365)
CD-2422 | 24 x 22 Carrier / Bryant Rectangular Zone Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2422
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![iO HVAC Controls BV-06 6" Vertical / Horizontal Barometric Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-BH_20BV_20group_2fc0295e-d9dd-416d-a634-4290631f0614_medium.jpg?v=1708912344)
BV-06 | 6" Vertical / Horizontal Barometric Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: BV-06
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![iO HVAC Controls BH-04 4" Round Horizontal Barometric Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-BH_20BV_20group_medium.jpg?v=1708912383)
BH-04 | 4" Round Horizontal Barometric Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: BH-04
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![iO HVAC Controls RM-3014-BM Rheem 30 x 14 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRectangular_24849f6a-6d48-47e2-a207-22ce93051c74_medium.jpg?v=1708912755)
RM-3014-BM | Rheem 30 x 14 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-3014-BM
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![iO HVAC Controls RM-3014 Rheem 30 x 14 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRectangular_38cb1c68-2a38-4bb1-a28d-a8721906f6dd_medium.jpg?v=1708912759)
RM-3014 | Rheem 30 x 14 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-3014
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![iO HVAC Controls RM-3012-BM Rheem 30 x 12 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRectangular_885752a0-1275-40d8-b691-efa6c9fe5b30_medium.jpg?v=1708912755)
RM-3012-BM | Rheem 30 x 12 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-3012-BM
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![iO HVAC Controls RM-3012 Rheem 30 x 12 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRectangular_f2f78573-ba56-48e6-aa34-4a51b85fca99_medium.jpg?v=1708912752)
RM-3012 | Rheem 30 x 12 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-3012
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![iO HVAC Controls RM-3010-BM Rheem 30 x 10 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRectangular_c6addf14-a1c5-4d52-a125-9dda1fa15419_medium.jpg?v=1708912751)
RM-3010-BM | Rheem 30 x 10 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-3010-BM
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