denver flotation cell machines up for sale are from the leading sellers and trusted manufacturers who assure outstanding quality and steady performance for a long time. These motor-operated. denver flotation cell machines are available in various distinct models and ENVIRO-CELL EC-10 (10,000 BWPD Induced Gas Flotation Cell) The ENVIRO-CELL EC-10 Induced Gas Flotation Cell handles up to 10,000 BWPD. ETS currently has (1) one unit immediately available for sale. IOM manuals and additional documentation available upon request.