Aquarium Bar build

[Pazil]

Originally Posted by danny zubot

Work is coming along every day now. I've finished painting the area, as well as finished the mouldings around the top of the bar. I tiled the bar top but have run into my first real issue. All of the grout cracked, and I'm not sure why? I used a tube of grout and it was just enough to get the job done. I see now that the grout has shrunk a bit, so I'm wondering if I can add more grout? I don't want to do that until I find out what I did that made it crack though. Any thoughts?

What type of grout did you use? What material did you adhere the tile to? Can you get a close up of the grout joints?