Lennox X4267 – 6834L Zone Damper is a genuine OEM HVAC zoning component designed to provide reliable airflow control in zoned forced-air heating and cooling systems. This rectangular, bottom-mount zone damper features a 12 inch x 14 inch opening, allowing it to integrate cleanly into compatible ductwork layouts while supporting balanced air distribution across multiple zones.

Engineered to Lennox factory specifications, the X4267 zone damper helps improve indoor comfort by directing conditioned air only where it is needed. Proper zoning reduces hot and cold spots, enhances system efficiency, and minimizes unnecessary runtime on HVAC equipment. Its bottom-mount configuration makes it suitable for specific duct installations where vertical clearance or airflow direction is critical.

Manufactured with durable materials for long-term performance, this OEM Lennox zone damper is intended for use in residential and light commercial zoning applications. It is an exact-fit replacement for compatible Lennox zoning systems and should be installed by a qualified HVAC professional to ensure proper operation.

Key features and benefits:

• Genuine OEM Lennox zoning damper
• Rectangular bottom-mount design
• 12 inch x 14 inch duct opening
• Supports precise airflow and temperature control
• Helps improve comfort, efficiency, and zoning performance
• Designed for long service life and dependable operation

Part identification and compatibility:

• Lennox catalog number: X4267
• Lennox part number: 6834L
• Application: HVAC zoning systems with compatible duct sizes

The Lennox X4267 Zone Damper is an essential component for maintaining accurate zoning control and overall system performance. Ideal for replacements or system upgrades where OEM quality and exact fit are required.