Furnace tune-up and safety inspection. Cleaned and serviced both furnaces. Tested all mechanical components. Cleaned all sensors. Cleaned all drain tubes. Cleaned pressure switch hoses. Tested gas valve voltage and inlet/outlet pressures. Performed heat rise tests. Both furnace filters were just changed. Systems are clean, heating, and operating properly at this time. Customer renewed both VIP maintenance plans. One visit from each is being used today and they will have both visits for spring/ac visits remaining for 2026 season. Performed free plumbing inspections.