Pro-Flush#174 HVAC Flushing Solvent - Pro-Flush#174 HVAC Flushing Solvent 16oz. refill is for A/C and refrigeration systems Pro-Flush#174 HVAC Flushing Solvent 16oz. refill features include:A flushing solvent for A/C and refrigeration systemsFormulated for R410A retrofits, refrigerant conversions and compressor burnoutsCompatible with all refrigerants and compressor oilsAll solvents in Pro-Flush#174 are non VOC and comform to EPA SNAP standards: low toxicity and residue free Large rubber adapter that flushes up to 1-1/4" line setsService hoseBelow is more info on our Pro-Flush#174 HVAC Flushing Solvent: