Resideo ZD8X24TZ Damper 320819-301 Service Efficiency: Enables sensor replacement

Service Efficiency: Enables sensor replacement or maintenance without requiring a system shutdown or fluid drainage

If you are experiencing intermittent flame signals or the scanner fails to "see" the pilot during the ignition cycle despite proper alignment

Always verify your unit's model number for precise fitment

It features a unique 2-pole configuration on a 3-pole frame

When debris accumulates on the blades

Resideo ZD8X24TZ Damper 320819-301 Service Efficiency: Enables sensor replacementThe Resideo ZD8X24TZ is a professional grade rectangular zone damper engineered for horizontal or vertical integration into high performance residential and light commercial forced air systems. Measuring 8" wide by 24" high, this parallel blade zone damper utilizes a robust extruded aluminum frame and blades to ensure structural integrity and a low leakage seal, rated at less than 1% at 0. 5 in. WC. This unit is configured as a power closed spring