Description
The Laars Heating Systems R2069400 is an OEM replacement 3-Cell Burner Door Gasket engineered to restore a proper combustion seal on compatible Laars boilers and water heaters. A failed or deteriorated burner door gasket can lead to combustion gas leaks, reduced heating efficiency, and unsafe operating conditions — making timely replacement critical for system performance and safety.
Product Overview
This gasket is designed specifically for Laars heating equipment featuring a 3-cell burner configuration. It provides a tight, durable seal between the burner door and the heat exchanger assembly, ensuring that combustion gases are properly contained and directed through the heat exchanger for maximum efficiency.
Key Features
- OEM Laars replacement part — direct fit for compatible 3-cell burner door applications
- Engineered to withstand high-temperature combustion environments
- Restores proper combustion chamber sealing to prevent flue gas bypass
- Helps maintain system efficiency and safe operation
- Easy drop-in replacement for qualified HVAC/R technicians
Application
- Compatible with Laars Heating Systems boilers and water heaters equipped with a 3-cell burner door
- Intended for use by licensed HVAC professionals during routine maintenance or service calls
Why Replace Your Burner Door Gasket?
Over time, burner door gaskets degrade due to repeated thermal cycling and exposure to combustion byproducts. A compromised gasket can allow flue gases to escape the combustion chamber, reducing efficiency and posing a potential carbon monoxide hazard. Replacing the gasket with a genuine Laars OEM part ensures the system returns to factory-specified performance and safety standards.
Order Information
- Brand: Laars Heating Systems
- Part Number: R2069400
- Description: 3-Cell Burner Door Gasket







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