I hope to use the allset thin set there if i can find it locally.
Thinset for porcelain tile over ditra.
Schluter has tested their modified thin set to make sure it works properly and will dry within a reasonable amount of time.
Same with lippage take your time on your first few tiles to minimize lippage.
It is important to use a very good quality polymer modified thinset to install the ditra on the sub floor.
Which it sounds like i might need 3 different thin sets if the glass subways need different thin set.
I also will be tiling the bathroom floor with a 6 24 porcelain over shuluter ditra.
Tile is bought no turning back there.
Here is the problem ditra is a waterproof membrane.
Thinset for laying porcelain tile on ditra with your tile size and layout i d use an unmodified.
When sandwiched between two impervious layers such as ditra and porcelain tile drying takes place very slowly through the open grout joints.
Some modified thin sets will require a greatly extended drying time.
Dampen the ditra is approved for use with ceramic porcelain and natural stone tile.
It can be installed over a variety of substrates including plywood osb existing vinyl structural planks and concrete.
Sloppy squeeze out will kill your layout lines.
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Suggestions on thin set would be appreciated.
In general we don t recommend the use of modified thin set mortar to set tile over the membranes because these mortars must air dry to cure properly.
Some modified thin sets will dry properly between ditra and porcelain tile but not all will.
I recommend you use unmodified for porcelain tiles over ditra on the floor.