Lochinvar & A.O. Smith 100287090 Gasket 320720-756 Internal blockages from sediment or

Internal blockages from sediment or scale can occur within the 1/4" tubing over time

ensuring the HVAC expansion device maintains design efficiency

The F29-0220 is identical to 190-070

the 2390-501 operates with a 20 psig main air pressure and delivers an 8 SCFH air capacity with a low air consumption rate of 29 SCIM

Drop-in Replacement: Features 3-1/8" hole spacing for a seamless fit in Rheem and Ruud furnace and air handler cabinets

Lochinvar & A.O. Smith 100287090 Gasket 320720-756 Internal blockages from sediment orThe Lochinvar & A. O. Smith 100287090 Gasket is a critical OEM replacement part designed for high efficiency condensing boilers and water heaters. This 4MM X 121MM OD Burner Gasket provides a high temperature seal between the burner assembly and the combustion chamber, preventing volatile combustion gases from escaping the heat exchanger. Engineered for precise fitment in Lochinvar Knight and A. O. Smith commercial units, including the KHB199, KHB285,