FAREN Decavil T Grout Cleaner 750ml Also Effective on Coloured Grout How to use: Spray the grout area abundantly. Leave the product to work for 3-5 minutes. Brush and clean actively the treated area. Remove any loose dirt and rinse off abundantly with clean water. Repeat the treatment if necessary Do not use on marble. limestone and derivatives, enameled surfaces. Do not use on any materials that are sensitive to products based on buffered acid.
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