1. I understand that some stones that are more porous than others and one application of sealer/impregnator may not be enough. But how will I know? Q. I understand that some stones that are more porous than others and one application of sealer/impregnator may not be enough. But how will I know?A. On granites, at least two applications are recommended, with at least two hours in between applicati... Read More
2. Where to locate Rainbow Sandstone Q. I am trying to learn more about Rainbow sandstone for a bathroom floor. We can get some tile that is 1" thick but I wonder if thinner sandstone is available, and is thinner okay to use? I only can find suppliers from India; very little on the inte... Read More
3. Stained Sandstone Q: Hi. I recently had a patio laid in natural sandstone and my builders used a cement coloring in the pointing. When wiping down with wet sponges, they have left stains on the sandstone. What do you recommend?  Is there anything we can do? Build... Read More
4. Sandstone Fireplace Caulk and Stain Removal Q. I have a sandstone fireplace from the 80s; the previous owners had a fireplace screen door on it and they caulked around the door onto the stone. I removed the fireplace screen door and caulk, but it left a stain that I can't remove. I have u... Read More