Automated Cleaning For Continuous Performance - The iFLO A/C Drain Line Cleaner uses patented technology to automatically dispense a bio-enzymatic cleaning solution every two weeks during peak hot months. It helps maintain clear A/C lines and supports your Hvac system by breaking down buildup in the A/C drain line and drain pan. Prevent costly clogs and water damage-automatically. iFLO is the world's First entirely non-corrosive and non-toxic solution to A/C Drain Pan and Drain Line Maintenance.