Hi guys, I put up hardiebacker and primed with Ball APD 1:1 ratio at 2 coats. After that I applied 2 coats of Aquadefense.
I started tiling (30mm×10mm) tiles, using 8mm trowel. I did a few rows, and left it to continue the following day. I Continued with the tiling but, by the next few rows I...