Pay in 4 interest-free payments of $6.21 Learn more
Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
the HH18HA120 offers a compact form factor for swift installation in tight furnace or air handler cabinets
these are functionally identical parts and can be used interchangeably in all supported Lennox equipment
Built for the veteran technician
including TCD
Lennox 27M18 Orifice 321702-401 the HH18HA120 offers a compactThe Lennox 27M18 Orifice is a precision engineered 052 sized flow control component essential for maintaining the manifold pressure and combustion efficiency of Lennox commercial and residential heating systems. Designed as a direct OEM replacement part, this orifice (MPN: 27M18, replaces LB 99225) ensures accurate gas metering for Lennox T Class rooftop units and gas furnaces, specifically compatible with models including KGA036S4, KGA092, and LGH180
US$ 27.99
US$ 14.99
US$ 136.38
US$ 167.14
US$ 123.57
US$ 15.99
US$ 18.99
