Yes... by definition this is a tileable texture... yet I'm kind of cheating because the grout lines are what tile-up. Anyway... it was fun for me to create so it counts... and I hope you enjoy it also. :)
This seamless texture was created by Patrick Hoesly, and is released under the Creative Commons Attribution license. You are free to download and use this texture. All I ask, is for you to give credit to myself and a link back to this blog. Download more free textures by scrolling through this blog.