Cold basement or upstairs? We restoration duct leaks, balance airflow

https://privatebin.net/?8a9cada03474b083#83goYVudStYwou8e1zHpeQU2HbR3nBzp6KZ3k8kjsJMz

Cold basement or upstairs? We fix duct leaks, balance airflow, and adjust fan speeds to enhance furnace distribution and complete-dwelling house remedy.