Performed heating maintenance on a 2019 ICP 80% efficient 2 stage natural gas furnace Replaced 16x25x1 filter Pulled and cleaned flame sensor Cleared pressure switch inducer port Blower wheel in OK condition Taped some duct leakage found Run tested furnace High fire 3.2"wc gas pressure, 37⁰ temperature rise Low fire 1.4"wc, 25⁰ temp rise Flue pipe in good shape Wiring in good shape No concerns found on today's visit Signed up for silver maintenance