And basements are frequently below quality—so you may have to have a unit which has a pump to thrust the condensate up and out in the basement Clogged or soiled filters will impede airflow, minimizing your HVAC's performance. Cleanse or exchange the furnace and air conditioner filters to revive airflow https://www.penmann.co.uk/blog/industrial-dehumidifiers-managing-moisture-in-controlled-environments/