
Laars Heating Systems S2104300 Burner Gasket
The Laars Heating Systems S2104300 Burner Gasket is a critical OEM replacement part engineered for high-temperature sealing in commercial and residential hydronic systems. Manufactured from Lytherm high-temp gasket material, this component is designed to maintain the pressure vessel's integrity by Preventing combustion gas leakage at the burner interface. This replacement burner gasket is specifically compatible with Laars MightyTherm and Laars Pennant series boilers, including the 200, 300, and 400 MBH models (L and N configurations). Precise boiler maintenance requires a reliable seal to ensure proper O2 and CO levels during the combustion process. Measuring approximately 3.15" x 3.95" x 0.5", this burner mounting gasket provides the exact compression ratio required for Laars Heating Systems S2104300 specifications. Veterans in the field recognize the importance of replacing this HVAC gasket during every burner inspection to avoid nuisance air flow faults or heat exchanger bypass. Solidify your replacement part inventory with this authentic burner seal to ensure peak heating system efficiency.
Key Benefits:- Ensures a gas-tight seal for Laars MightyTherm and Pennant 200-400 models to prevent air leakage.
- Constructed from Lytherm Grade material for superior resistance to thermal degradation in high-intensity combustion chambers.
- Critical for resolving air flow faults and maintaining correct manifold pressure in Laars boilers.
- Eliminates bypass of combustion products, protecting the blower and heat exchanger assembly.
- Which models use the S2104300 burner gasket? It is primarily used in Laars Pennant (PNCH/PNCP) and MightyTherm (MTCH/MTHP) units ranging from 200 to 400 MBH.
- Does this gasket require additional adhesive? No, this is a dry-fit OEM gasket designed to seal under the mechanical compression of the burner mounting plate.
- How often should the burner gasket be replaced? Standard HVAC service protocols recommend replacing the gasket any time the burner is removed for cleaning or inspection to ensure a proper seal.
This item is not eligible for free shipping.
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: $12.60
-65%$12.60
$4.41Laars Heating Systems S2104300 Burner Gasket
The Laars Heating Systems S2104300 Burner Gasket is a critical OEM replacement part engineered for high-temperature sealing in commercial and residential hydronic systems. Manufactured from Lytherm high-temp gasket material, this component is designed to maintain the pressure vessel's integrity by Preventing combustion gas leakage at the burner interface. This replacement burner gasket is specifically compatible with Laars MightyTherm and Laars Pennant series boilers, including the 200, 300, and 400 MBH models (L and N configurations). Precise boiler maintenance requires a reliable seal to ensure proper O2 and CO levels during the combustion process. Measuring approximately 3.15" x 3.95" x 0.5", this burner mounting gasket provides the exact compression ratio required for Laars Heating Systems S2104300 specifications. Veterans in the field recognize the importance of replacing this HVAC gasket during every burner inspection to avoid nuisance air flow faults or heat exchanger bypass. Solidify your replacement part inventory with this authentic burner seal to ensure peak heating system efficiency.
Key Benefits:- Ensures a gas-tight seal for Laars MightyTherm and Pennant 200-400 models to prevent air leakage.
- Constructed from Lytherm Grade material for superior resistance to thermal degradation in high-intensity combustion chambers.
- Critical for resolving air flow faults and maintaining correct manifold pressure in Laars boilers.
- Eliminates bypass of combustion products, protecting the blower and heat exchanger assembly.
- Which models use the S2104300 burner gasket? It is primarily used in Laars Pennant (PNCH/PNCP) and MightyTherm (MTCH/MTHP) units ranging from 200 to 400 MBH.
- Does this gasket require additional adhesive? No, this is a dry-fit OEM gasket designed to seal under the mechanical compression of the burner mounting plate.
- How often should the burner gasket be replaced? Standard HVAC service protocols recommend replacing the gasket any time the burner is removed for cleaning or inspection to ensure a proper seal.
This item is not eligible for free shipping.
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.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Laars Heating Systems S2104300 Burner Gasket is a critical OEM replacement part engineered for high-temperature sealing in commercial and residential hydronic systems. Manufactured from Lytherm high-temp gasket material, this component is designed to maintain the pressure vessel's integrity by Preventing combustion gas leakage at the burner interface. This replacement burner gasket is specifically compatible with Laars MightyTherm and Laars Pennant series boilers, including the 200, 300, and 400 MBH models (L and N configurations). Precise boiler maintenance requires a reliable seal to ensure proper O2 and CO levels during the combustion process. Measuring approximately 3.15" x 3.95" x 0.5", this burner mounting gasket provides the exact compression ratio required for Laars Heating Systems S2104300 specifications. Veterans in the field recognize the importance of replacing this HVAC gasket during every burner inspection to avoid nuisance air flow faults or heat exchanger bypass. Solidify your replacement part inventory with this authentic burner seal to ensure peak heating system efficiency.
Key Benefits:- Ensures a gas-tight seal for Laars MightyTherm and Pennant 200-400 models to prevent air leakage.
- Constructed from Lytherm Grade material for superior resistance to thermal degradation in high-intensity combustion chambers.
- Critical for resolving air flow faults and maintaining correct manifold pressure in Laars boilers.
- Eliminates bypass of combustion products, protecting the blower and heat exchanger assembly.
- Which models use the S2104300 burner gasket? It is primarily used in Laars Pennant (PNCH/PNCP) and MightyTherm (MTCH/MTHP) units ranging from 200 to 400 MBH.
- Does this gasket require additional adhesive? No, this is a dry-fit OEM gasket designed to seal under the mechanical compression of the burner mounting plate.
- How often should the burner gasket be replaced? Standard HVAC service protocols recommend replacing the gasket any time the burner is removed for cleaning or inspection to ensure a proper seal.
This item is not eligible for free shipping.
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.












