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Precision Machining: Features high-tolerance 1-1/4 inch Rotalock and 3/4 inch ODF ports for professional-grade fit and finish
Designed for precision control
Common Questions: Is the HFES 1 1/2 SZ compatible with R448A or R449A
Which Reznor models use the 120057 door gasket
System Optimization: Essential for triggering condenser reheat and managing Humiditrol functions to improve indoor air quality
Lochinvar & A.O. Smith 100304360 Assembly 320074-702 Precision Machining: Features high-tolerance 1-1/4The Lochinvar & A. O. Smith 100304360 is a high performance Manifold Door Assembly engineered for natural gas applications. This critical OEM component serves as the direct replacement for 100093803, ensuring seamless integration and returning your water heater to factory specifications. This 18 inch low NOx burner assembly features a 3. 75 inch extension and a 450D temperature control profile, optimized for precise combustion and thermal regulation