Description Reviews Description 28 x 20 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft View AllClose
Add to Cart HD-BM-NA-2820 IOHVAC MSRP: Now: $488.24 Was: 28 x 20 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft HD-BM-NA-2820
Add to Cart HD-2820-BM IOHVAC MSRP: Now: $528.69 Was: 28 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount HD-2820-BM
Add to Cart HD-NA-2416 IOHVAC MSRP: Now: $348.24 Was: 24 x 16 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft HD-NA-2416
Add to Cart HD-NA-1614 IOHVAC MSRP: Now: $288.08 Was: 16 x 14 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft HD-NA-1614
Add to Cart HD-NA-2222 IOHVAC MSRP: Now: $423.96 Was: 22 x 22 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft HD-NA-2222
Add to Cart HD-NA-3414 IOHVAC MSRP: Now: $544.02 Was: 34 x 14 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft HD-NA-3414
Add to Cart HD-NA-3412 IOHVAC MSRP: Now: $512.42 Was: 34 x 12 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft HD-NA-3412
Add to Cart HD-NA-3016 IOHVAC MSRP: Now: $511.62 Was: 30 x 16 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft HD-NA-3016