Lennox 51W00 - 605416-08, Return Air Base Kit, Cabinet Size D, 24-1/2" W
Lennox 51W00 - 605416-08, Return Air Base Kit, Cabinet Size D, 24-1/2" W
The Lennox 51W00 (catalog 605416-08) Return Air Base Kit is designed to provide a stable, properly sized platform for compatible Lennox furnaces while ensuring efficient return airflow. Built to match Cabinet Size D systems, this factory OEM base allows clean, unrestricted air entry into the system and improves overall installation quality.This Return Air Base Kit is constructed from durable, galvanized steel and includes factory-formed openings sized for 24-1/2" wide furnaces. It is commonly used in retrofit and new installations where improved return airflow and furnace support are required.
Key Features:
- OEM Lennox 51W00 / 605416-08 return air base kit for Cabinet Size D furnaces
- 24-1/2" wide base designed to match specific Lennox furnace footprints
- Helps improve airflow and maintain correct system static pressure
- Heavy-duty galvanized steel construction for long-lasting performance
- Ideal for clean installations and stable furnace support
- Factory-formed openings simplify return duct connection
- Part Number: 51W00
- Catalog Number: 605416-08
- Cabinet Size: D
- Nominal Width: 24-1/2 inch
- Material: Galvanized steel
- Application: Furnace support base / return air intake
| Package Quantity | 1 Item |
|---|---|
| Item Returns | This item can be returned |
Write Your Own Review

