I have given that some thought. It is extremely porous and has quite large holes. I'm not sure the best products to use. No one at the local DIY shops are able to give me any advise except not to do it.
Would it be best to fill grout grooves with mortar like a week before just to assure even surface and again they have been painted also. Frankly do not know if it fo...
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Would you consider painting it?
I have given that some thought. It is extremely porous and has quite large holes. I'm not sure the best products to use. No one at the local DIY shops are able to give me any advise except not to do it.