McFarlen Engineering Ltd. is a representative for DBS Manufacturing Inc. and supplies “bolt in” retrofit drive units designed and built to replace existing drives on any clarifier or thickener. Featuring forged alloy steel gearing, DBS backs its drives with an exceptional warranty of 10 years on the main gear bearing and is the standard drive unit on a number of OEM products. DBS also manufactures a complete line of competitively priced replacement drives for: filters and washers, aerators, flocculators, agitators, mixers, conveyors and pumps. Constructed for the most demanding applications in pulp and paper, mining, the steel industry, municipal water and waste treatment, chemical, and food processing industries, these drives utilize no chains or “V” belts and are always equipped with a large accurate torque gauge for reliable process control. McFarlen Engineering Ltd. also offers DBS rotary distributor mechanisms and portable foam cleaning systems.