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Wednesday's Ask the Experts: Cleaning procedures

September 01, 2010
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Wednesday''s Ask the Experts question from a cleaning professional on the International Custodial Advisors Network (ICAN) "Ask the Experts" page: I just received a contract for cleaning an office with carpet (with very short strands) and vinyl floor in the offices and rest rooms. The workers track grease from trucks and other heavy equipment onto the carpet and vinyl. What chemical cleaner should I use to remove the grease, and which is the best machine to use on the carpet, a rinse extractor or a rotary with a bonnet? What is the best chemical for removing grease from the vinyl?
The answer:
Heavy soil is best removed with an aggressive TACT formula: Time, Agitation, Chemical and Temperature. ICAN prefers not to make specific brand name recommendations. However, here are some suggestions from my 30 + years of experience. It will be ineffective to just add a carpet cleaning solution to your extraction machine and commence cleaning. The concentration is too weak and the dwell time insufficient. Now you are attempting to clean heavy soil with a 98 percent water solution, even though increasing the water temperature with a heater will enhance the cleaning impact.
An effective solution is a co-solvent pre-conditioner formulated for heavy grease. Most formulas are ... — Gary Clipperton
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