There is no need to let it cure like there is with mortar, but I did find that the longer the tile was attached to the Simple Mat adhesive, the harder it was to pull off, so I let it sit overnight. Then I gathered my supplies for grouting: non-sanded grout(I used Bright White)...
I have also not had any issues with the installed siding boards. None of the boards have cracked, warped or otherwise misbehaved. There has been no issues with water or signs of moisture issues on the exterior or interior of our cabin – it seems as if the combination of the vented rains...