Ditra heat combines the flexibility of loose heating cables with the ease of installation of mat systems.
Using nuheat cable with ditra heat mat.
Ditra heat mat is about 1 4 inch thick.
The stud structure of ditra heat is specifically designed to allow for the easy installation of ditra heat e hk heating cables.
Alternatively you could use ditra heat mat only where you want to heat but i would recommend another similar height tile underlayment to use with it.
How to install nuheat heat matt with schluter ditra on a plywood subfloor.
Ditra does not recommend using anything but their own heating cables but nuheat advertises that their cable system works just fine with the ditra heat membrane.
Like you i wanted to use a decoupling membrane plus i like the waterproofing of ditra in the bathroom.
The nuheat cable may also be installed in combination with the nuheat mat system.
What you can do is run that mat everywhere but only heat the parts that you want.
Uncoupling waterproofing vapor management and support to ensure a long lasting installation.
Schluter ditra heat integrates customizable comfortable electric floor warming with the functions associated with ditra.
Whether you use ditra xl 1 4 inch hardibacker or whatever is up to you.
The nuheat heat mat should be installed on the plywood with a good quality polyme.
Uncoupling waterproofing vapor management and support to ensure a long lasting installation.