Nu-Calgon 4127-75 Blackhawk Coil Cleaner Aerosol 18 oz HVAC
TheNu-Calgon Blackhawk Aerosol Coil Cleaner (4127-75) is a heavy-duty expanding foam cleaner designed for bothevaporator and condenser coils in HVAC and refrigeration systems. For evaporator coils, the cleaner can be used as ano-rinse application, allowing normal system condensation to wash away residue during operation.