Damper actuators 18 x 18 Size (in)
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![iO HVAC Controls EB-1818 Electronic 18 x 18 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_35b92d2c-5fbb-44ad-81be-6d558403c5ae_medium.jpg?v=1719992246)
EB-1818 | Electronic 18 x 18 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-1818
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![EWC Controls 18X18 ND-RSD NO Rectangular Damper | 18X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_7aeaeea8-9260-42b8-abd6-43d162da3302_medium.png?v=1720000491)
18X18 ND-RSD NO | Rectangular Damper | 18X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 18X18 ND-RSD NO
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![iO HVAC Controls MD-1818 MD Series 18x18 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-MDXXXX_cf582e6e-d37f-47c1-bee1-980024b737a2_medium.jpg?v=1719992464)
MD-1818 | MD Series 18x18 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1818
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