
Lennox 36K21 Burner Plate
The Lennox 36K21 Burner Plate (also identified by part number 1R41821-001) is a heavy-duty OEM mounting component engineered to maintain precise burner alignment in high-efficiency gas furnaces and boilers. As a veteran technician, you know that even a slight shift in burner positioning can lead to uneven flame distribution and incomplete combustion. This high-temperature resistant metal plate provides a stable 1-inch square mounting surface, ensuring the burner remains locked in the optimal position for consistent heat transfer and reliable replacement burner assembly performance.
Designed for the rigors of the vestibule environment, this genuine Lennox HVAC part is critical for preventing common ignition failures and rollout issues caused by shifting components. Its robust construction resists thermal expansion and contraction, which is essential for preserving the integrity of the heat exchanger's firing rate. When performing a furnace burner plate replacement, this plate integrates seamlessly with Lennox gas furnace parts, supporting proper airflow and fuel-to-air mixing ratios for maximum system efficiency.
Key Benefits:
- Precision Alignment: Prevents burner shifting to ensure even gas distribution and thermal efficiency.
- High-Temperature Durability: Engineered from commercial-grade metal to withstand intense combustion chamber heat.
- OEM Compatibility: Specifically designed as a genuine Lennox 36K21 component for exact fitment in various models.
- System Reliability: Minimizes carbon buildup and ignition delays by maintaining the factory-specified burner gaps.
Common Questions:
How do I know if my Lennox burner plate needs replacement?
Inspect the plate during routine maintenance for signs of warping, heavy oxidation, or thinning metal. If the burner is loose or showing an irregular flame pattern that cannot be solved by cleaning, the mounting plate has likely lost its structural integrity.
Is the 36K21 plate compatible with both natural gas and propane systems?
Yes, this burner plate is a mounting chassis component and is compatible with your HVAC burner maintenance regardless of the fuel type, provided it matches the specific Lennox model's manifold configuration.
Can I use an aftermarket plate instead of the 36K21?
Using a genuine OEM 36K21 Burner Plate is highly recommended. Aftermarket plates often lack the precise tolerances required to keep the burner centered, which can lead to localized overheating and premature furnace failure.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $89.51
-65%$89.51
$31.33Lennox 36K21 Burner Plate
The Lennox 36K21 Burner Plate (also identified by part number 1R41821-001) is a heavy-duty OEM mounting component engineered to maintain precise burner alignment in high-efficiency gas furnaces and boilers. As a veteran technician, you know that even a slight shift in burner positioning can lead to uneven flame distribution and incomplete combustion. This high-temperature resistant metal plate provides a stable 1-inch square mounting surface, ensuring the burner remains locked in the optimal position for consistent heat transfer and reliable replacement burner assembly performance.
Designed for the rigors of the vestibule environment, this genuine Lennox HVAC part is critical for preventing common ignition failures and rollout issues caused by shifting components. Its robust construction resists thermal expansion and contraction, which is essential for preserving the integrity of the heat exchanger's firing rate. When performing a furnace burner plate replacement, this plate integrates seamlessly with Lennox gas furnace parts, supporting proper airflow and fuel-to-air mixing ratios for maximum system efficiency.
Key Benefits:
- Precision Alignment: Prevents burner shifting to ensure even gas distribution and thermal efficiency.
- High-Temperature Durability: Engineered from commercial-grade metal to withstand intense combustion chamber heat.
- OEM Compatibility: Specifically designed as a genuine Lennox 36K21 component for exact fitment in various models.
- System Reliability: Minimizes carbon buildup and ignition delays by maintaining the factory-specified burner gaps.
Common Questions:
How do I know if my Lennox burner plate needs replacement?
Inspect the plate during routine maintenance for signs of warping, heavy oxidation, or thinning metal. If the burner is loose or showing an irregular flame pattern that cannot be solved by cleaning, the mounting plate has likely lost its structural integrity.
Is the 36K21 plate compatible with both natural gas and propane systems?
Yes, this burner plate is a mounting chassis component and is compatible with your HVAC burner maintenance regardless of the fuel type, provided it matches the specific Lennox model's manifold configuration.
Can I use an aftermarket plate instead of the 36K21?
Using a genuine OEM 36K21 Burner Plate is highly recommended. Aftermarket plates often lack the precise tolerances required to keep the burner centered, which can lead to localized overheating and premature furnace failure.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Product Information
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Description
The Lennox 36K21 Burner Plate (also identified by part number 1R41821-001) is a heavy-duty OEM mounting component engineered to maintain precise burner alignment in high-efficiency gas furnaces and boilers. As a veteran technician, you know that even a slight shift in burner positioning can lead to uneven flame distribution and incomplete combustion. This high-temperature resistant metal plate provides a stable 1-inch square mounting surface, ensuring the burner remains locked in the optimal position for consistent heat transfer and reliable replacement burner assembly performance.
Designed for the rigors of the vestibule environment, this genuine Lennox HVAC part is critical for preventing common ignition failures and rollout issues caused by shifting components. Its robust construction resists thermal expansion and contraction, which is essential for preserving the integrity of the heat exchanger's firing rate. When performing a furnace burner plate replacement, this plate integrates seamlessly with Lennox gas furnace parts, supporting proper airflow and fuel-to-air mixing ratios for maximum system efficiency.
Key Benefits:
- Precision Alignment: Prevents burner shifting to ensure even gas distribution and thermal efficiency.
- High-Temperature Durability: Engineered from commercial-grade metal to withstand intense combustion chamber heat.
- OEM Compatibility: Specifically designed as a genuine Lennox 36K21 component for exact fitment in various models.
- System Reliability: Minimizes carbon buildup and ignition delays by maintaining the factory-specified burner gaps.
Common Questions:
How do I know if my Lennox burner plate needs replacement?
Inspect the plate during routine maintenance for signs of warping, heavy oxidation, or thinning metal. If the burner is loose or showing an irregular flame pattern that cannot be solved by cleaning, the mounting plate has likely lost its structural integrity.
Is the 36K21 plate compatible with both natural gas and propane systems?
Yes, this burner plate is a mounting chassis component and is compatible with your HVAC burner maintenance regardless of the fuel type, provided it matches the specific Lennox model's manifold configuration.
Can I use an aftermarket plate instead of the 36K21?
Using a genuine OEM 36K21 Burner Plate is highly recommended. Aftermarket plates often lack the precise tolerances required to keep the burner centered, which can lead to localized overheating and premature furnace failure.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












