Lochinvar & A.O. Smith 100163253 Kit 321042-401 which significantly reduces setup time

which significantly reduces setup time on high-volume job sites

Its specific calibration ensures compatibility with models requiring exact negative pressure sensing to prevent hazardous exhaust backup or incomplete combustion cycles

OEM Compatibility: Specifically designed for seamless integration with Carrier heating and cooling equipment

specifically intended for use with R22 refrigerant circuits

This valve is engineered for low-pressure steam and hot water boiler relief valve applications

Lochinvar & A.O. Smith 100163253 Kit 321042-401 which significantly reduces setup timeThe Lochinvar & A. O. Smith 100163253 Kit is a critical OEM replacement part designed specifically for Knight Model KBN285 and Armor AWN285 systems. As an essential component for high efficiency condensing boilers and water heaters, this air inlet kit facilitates precise combustion air delivery to the burner assembly. This kit is engineered to maintain the technical integrity of the intake adapter and vent connections, ensuring the system operates