Just fitted Grey anti slip (Sandpaper faced) tiles in my wetroom, laid onto Marmox board. I grouted them in white. What a mistake. Can I use a grout colourant to change the colour to Grey? Will it wash out from the tiles directly under the shower head?
Link:
http://www.ebay.co.uk/itm/251336118177?var=550279092030&ssPageName=STRK:MEWAX:IT
Link:
http://www.ebay.co.uk/itm/251336118177?var=550279092030&ssPageName=STRK:MEWAX:IT
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