Description
GacoWash is specially formulated to remove tough dirt, pollen, mildew and fungus from roof membranes and existing waterproof systems and should always be the first step in every Silicone Roof Coating System. GacoWash is safe to use on aged asphalt, aged EPDM and TPO/CPA, built-up, cap sheet, composite, concrete, fiberglass, metal, modified bitumen, tar and gravel, torchdown, most existing coatings and coated polyurethane foam. For general cleaning, combine 1 part GacoWash Concentrated Cleaner with 9 parts water. When mixed at a 9:1 ratio, 1 gallon will clean up to 4,000 sq. ft.
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