Resideo MARD-12 Damper R-22 This DD11-10 squirrel cage blower

This DD11-10 squirrel cage blower wheel features a 1/2 inch bore and a clockwise (CW) rotation when viewed from the hub end

ensuring 100% mechanical and functional compatibility

failure of the outdoor fan to kick on

Key Benefits for the Contractor Universal Compatibility: Designed as a direct replacement for BJWA Series controls found in brands like Vulcan

Resideo MARD-12 Damper R-22 This DD11-10 squirrel cage blowerThe Resideo MARD 12 Damper is a professional grade 12 inch round modulating damper designed for high performance HVAC zoning and bypass control. Built with heavy duty 22 gauge galvanized steel, this three wire motorized damper is engineered for longevity in both residential and light commercial mechanical systems. It features a 24Vac floating actuator that provides precise control, with a 90 second motor timing for full stroke transition from open to