Resideo MARD-10 Damper 323080-701 this housing is specifically engineered

this housing is specifically engineered for the secondary heat exchanger systems found in 90% AFUE and higher gas furnaces where moisture management is critical

Technicians should verify continuity with a multimeter when the system is under load to diagnose pressure switch open errors often indicated by a 3-flash LED code on the control board

the Nidec 1696 delivers 8

Enhanced Energy Efficiency: Accurate modulation of outdoor air helps in reducing energy consumption by leveraging free cooling during economizer cycles

Resideo MARD-10 Damper 323080-701 this housing is specifically engineeredAs a direct replacement for the legacy Honeywell URD 10, the Resideo MARD 10 is a heavy duty 10 inch round modulating damper designed for rigorous performance in HVAC zoning systems and bypass applications. Built from 22 gauge galvanized steel, this single blade unit handles static pressures up to 2. 0 in. W. C., making it ideal for large residential systems and light commercial installs over 5 tons. The integrated 24V floating actuator provides