Description
Lennox 15Z66 Orifice Ring Overview
The Lennox 15Z66 is an OEM replacement orifice ring designed to deliver precise, consistent gas flow in Lennox heating systems. Engineered to exact factory specifications, this medium-grade orifice ring ensures proper combustion performance and long-term system reliability.
Key Features
- OEM Lennox replacement part — ensures proper fit and function
- Inner diameter: 22
- Size: 6
- Grade: Medium (MED)
- Designed for accurate gas metering and consistent burner performance
- Manufactured to Lennox quality standards for durability and dependability
Application
This orifice ring is a critical combustion component used in compatible Lennox furnaces and heating equipment. It meters the flow of gas to the burner, playing a key role in maintaining proper air-to-fuel ratios for safe and efficient operation. Always verify compatibility with your specific Lennox model before installation.
Why Choose OEM Parts?
Using genuine Lennox replacement parts like the 15Z66 helps maintain system efficiency, preserves equipment warranties, and reduces the risk of improper combustion or premature component failure. Trust OEM-specified components for every service call.







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