Thursday''s Ask the Experts question from a cleaning professional on theInternational Custodial Advisors Network(ICAN)"Ask the Experts"page:I have plastic chair mats that are stained with hard water spots, grease and soap residue. These stains don’t respond to water and floor stripper. What’s the best way to clean them?
Floor stripper is formulated to dissolve floor finishes. Using it on unfinished mats is a waste of time and money. The grease should respond to a detergent solution. Take the mats to an area where you can actually wash them without worrying about the surrounding floor. Use a detergent solution, and scrub the mat by hand ... — Lynn Krafft, ICAN/ATEX Editor