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Common Questions & Technical Insights What is the purpose of the 12A49 vent limiter
As a veteran-grade HVAC inducer fan replacement
Chemical Compatibility: The Teflon core is inert and highly resistant to a wide range of oils and refrigerants
requiring an upstream regulator to manage high-fire manifold pressure
Lochinvar & A.O. Smith 100233703 Gasket Refrigerant Common Questions & Technical InsightsThe Lochinvar & A. O. Smith 100233703 Gasket is a critical OEM replacement part engineered specifically for high efficiency commercial boilers and water heaters. As a direct fit Air Shroud Gasket, this component ensures an airtight seal between the air shroud and the burner assembly, preventing combustion air bypass and maintaining the precise fuel to air ratio required for peak thermal efficiency. Constructed from high grade, heat resistant sealing
US$ 347.50
US$ 187.50
US$ 180.00
