Lennox 59M03 Flue Transition Kit THPU32HP7Y Key Benefits Exact Compatibility: Serves

Key Benefits Exact Compatibility: Serves as the direct replacement for Modine part 5H54751-42

this is an open on rise switch designed specifically as a high-limit safety

This Sporlan bypass valve is rated for a maximum working pressure (MWP) of 500 psi

Check the nameplate on your ASCO valve

or 0-10 VDC without hardware swaps

Lennox 59M03 Flue Transition Kit THPU32HP7Y Key Benefits Exact Compatibility: ServesThe Lennox 59M03 Flue Transition Kit (mfg part LB 106783A) is a critical OEM component designed to manage combustion exhaust and condensate drainage in high efficiency 90% AFUE furnaces. As a direct replacement for Lennox 18J20, 18J2001, 59M0301, and Armstrong R41093 001, this kit standardizes the flue transition assembly for series including the G26, G32, and 90UGF models. It is specifically engineered to improve water drainage into the cold end