Arrived onsite for multiple repairs: 1. Replaced humidifier on the heating unit for kitchen area. Confirmed operation of the humidifier 2. Added new water filtration device for the new humidifier 3. Added new water filtration device for humidifier sun room. Confirmed operation of the humidifier. 4. Replaced leaking boiler drain. Confirmed no more leaking. 5. Replaced flue damper motor. Note it is 8” not 6” confirmed operations 6. Replaced failed expansion tank. Homeowner mentioned rattle in kitchen vent. Did not observe any rattle in the system.