The Lennox X4235 Zone Damper is a high-performance rectangular HVAC component designed for side-mount installation in zoning systems. This 24-inch by 10-inch damper provides precise airflow control and reliable operation in residential and light commercial applications. Engineered to integrate seamlessly with Lennox zoning panels and thermostats, the X4235 improves system efficiency by directing conditioned air only where it’s needed, reducing energy waste and enhancing occupant comfort. Built with durable materials and balanced for smooth modulation, this zone damper meets strict quality standards and ensures long-lasting performance. The X4235 includes a 6739L linkage for straightforward mounting and is compatible with a wide range of Lennox HVAC configurations. Whether you are replacing an existing damper or expanding a zoned system, the Lennox X4235 offers dependable airflow control that supports precise comfort management and efficient system operation.

 

Key Features:

• Rectangular side-mount zone damper for Lennox HVAC systems
• 24" x 10" blade size for controlled airflow modulation
• Includes 6739L linkage for secure installation
• Enhances zoning performance and energy efficiency
• Durable construction for long-term reliability
• Compatible with standard Lennox zoning panels and thermostats

 

Applications:

Ideal for HVAC zoning systems in residential or light commercial buildings where precise air distribution and energy savings are required. The Lennox X4235 damper supports improved comfort and efficient system performance in multi-zone installations.