... . Scrub, suction at one step Efficiency: 1900 s.q.m Floor Scrubber GM50/GM50B Brushing, suction can be done in one ... step, and floor as good as new after brushing. Dirty water, soil, sands ... . Scrubber can clean different material and different surroundings floor, for example: epoxy resin ground, paint ground, concrete, tile ground, etcBenefits:1. Efficient ...