Description
The Lennox 83L24 Collector Box Gasket is a genuine OEM replacement part engineered to maintain a reliable, airtight seal at the furnace collector box assembly. The collector box gasket plays a critical role in your heating system — it prevents combustion gases and flue byproducts from escaping the sealed collector box, protecting both system efficiency and indoor air quality.
Using a genuine Lennox replacement gasket ensures a precise fit and long-lasting performance, eliminating the risk of improper sealing that can result from aftermarket alternatives. When a collector box gasket deteriorates or fails, it can lead to flue gas leaks, pressure switch faults, and reduced heating efficiency — making timely replacement essential.
Key Features
- Genuine Lennox OEM replacement part (SKU: 83L24)
- Designed for a precise, airtight fit at the collector box assembly
- Helps prevent combustion gas and flue byproduct leaks
- Supports proper pressure switch operation and draft inducer performance
- Restores system efficiency and protects indoor air quality
- Built to Lennox quality and durability standards
Application
- Direct OEM replacement for compatible Lennox furnace models
- Installed at the collector box / flue assembly junction
- Recommended for replacement during routine maintenance or when flue leaks or pressure switch issues are diagnosed
Trust Jackson Systems for genuine Lennox OEM parts delivered fast. Keep your furnace running safely and efficiently with the Lennox 83L24 Collector Box Gasket.







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