Heat tune up checked amps and DT advised customer to have duct cleaning. Also blower wheel needs to be cleaned and sanitatized. Cleaned flame sensor. Replaced humidifier pad. Also fireplace inspection advised to have glass cleaned.checked for co and gas leaks non detected Cycled system working normally at this time The economy solution is ideal if you want to take care of immediate issues only and plan for any additional needs in the future. * Humidifier pad