HECAT™s FAC-400 "Pulsating" Flusher scrubs A/C component internals to remove debris and waste oils; followed by a high volume dry air purge to remove residual solvents. It offers a proven, effective, patented "Pulsating" scrubbing action. The unit is user friendly with internal solvent filtering and recycling. It features solvent mist separation and activated carbon vent filter. Operated by shop air, there are no moving parts to fail. There is a T-strainer to observe and verify cleaning process. A lifetime warranty is available with exclusive use of Safe-Flush A/C. For more information visit www.hecatinc.net or call (800) 380-9501.