Clean Fuels Associates (CFA) provides a mobile service to marinas, residences and marine providers. CFA removes and disposes aged, contaminated gas and diesel CFA also provides diesel polishing and tank filter flushing for boats of all sizes, on the hard deck or in-water. By removing contaminants and impurities, fuel filtration helps protect engines, equipment, and the environment while ensuring consistent performance. CFA also cleans and treats marina fuel tanks.