Lennox Zone Damper, Rectangular, Side Mount, 16 Inch x 10 Inch, 6735L

 

The Lennox X4231 Zone Damper (6735L) is a high-quality rectangular HVAC zone control damper designed for precise airflow management in forced-air zoning systems. Measuring 16 inch by 10 inch, this side-mount zone damper allows HVAC systems to efficiently regulate airflow to specific zones, improving comfort, system performance, and energy efficiency.

Engineered by Lennox for long-term reliability, the X4231 zone damper is commonly used in residential and light commercial zoning applications where accurate air distribution is required. The rectangular design ensures compatibility with standard ductwork, while the side-mount configuration allows for flexible installation in tight or space-restricted duct layouts.

This Lennox zone damper helps reduce temperature imbalances, prevents over-conditioning of unused spaces, and supports proper system balancing. It is ideal for new installations or as a direct replacement for compatible Lennox zoning dampers.

Key features include durable construction for dependable operation, smooth airflow control, and compatibility with Lennox zoning systems and controls. Designed to meet OEM specifications, the Lennox X4231 ensures proper fit, reliable performance, and long service life.

Common applications include multi-zone HVAC systems, residential zoning upgrades, and replacement of worn or failed rectangular zone dampers in Lennox ducted systems.

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