The Vapco FM-1 Foaminator Coil Cleaner removes dirt, grease, and accumulated residue from air-conditioning and refrigeration coils to support proper airflow and heat transfer. This liquid cleaning solution is formulated to produce foam that spreads across coil surfaces, loosening embedded contaminants for easier removal during routine maintenance. The foaming action can reach between ... https://www.hnkparts.com/vapco-fm-1-coil-cleaner-foaminator