Propane requires a significantly smaller orifice diameter due to its higher energy density

suitable for standard temperature duct environments

consistent pilot flame for reliable ignition

Common causes include a cracked heat exchanger

Built for industrial durability

Lochinvar & A.O. Smith 100233587 Burner Gasket Propane requires a significantly smallerWhen you are performing annual maintenance on a high efficiency Lochinvar Knight or A. O. Smith system, ensuring a gastight seal at the burner assembly is non negotiable. The Lochinvar & A. O. Smith 100233587 Combustion Burner Gasket is the professional grade OEM solution designed to prevent the escape of hazardous combustion byproducts and maintain the precise pressure balance required for condensing boiler efficiency. This specific boiler burner