Ditra Heat Mat Thinset

Here is how heating with a thin set system works.

Ditra heat mat thinset.

And 2 to avoid nicking a wire with a trowel is it possible to apply thinset to the back of the ditra then lay it over the dry heat may. For example to set ditra over plywood or osb a modified thin set mortar meeting the requirements of ansi a118 11 is used. The areas to be heated can be individually defined to match any floor blueprint. From what i understand ditra is about 1 8 thick.

My question revolves around the latex p c. Mortar single layer of plywood or osb joists i joists or trusses areas of application over any even and structurally sound osb or plywood subfloor with 16 406 mm o c. Schlüter ditra heat is a polypropylene membrane with a cut back stud structure and an anchoring fleece laminated on the underside. This allows the cement to properly hydrate resulting in a strong dense bond coat.

Since ditra heat membrane is impervious it does not deprive the mortar of its moisture. Whether you use ditra xl 1 4 inch hardibacker or whatever is up to you. In general we don t recommend the use of modified thin set mortars to set tile over the membranes because these mortars must air dry to cure properly. This results in an integrated heating mat.

I would like further clarification on my intended use of ditra and suntouch heating pad over a plywood floor. Unmodified thin set mortar 5. The type of thin set mortar used to install ditra depends on the substrate material. Ditra 6 unmodified thin set 7.

It is a universal substrate for tile coverings which serves as an uncoupling layer bonded waterproofing and moisture vapour barrier and is designed for the attachment of the matching heating cables of the system for floor heating. The thin set will squish down to maybe 1 16 using the proper trowel you also need to factor in the thickness of the tile i used the regular ditra to match my 3 4 hardwood my tile was slightly thicker than usual i used a 3 4 notched trowel and also back buttered my tiles to give some extra height and of course to ensure good coverage contact. I will be installing ditra and wonder 1 if the thinset to install the ditra is sufficient as also the skim coat to protect the heat may. Schlüter ditra heat e is comprised of an uncoupling mat and a heating cable joint assembly height only 5 5 mm which are combined directly on site.

So it looks like i ve got 3 4 in which i need to fit the ditra tile and thinset. Of course weight is an issue the consider. Ditra heat mat is about 1 4 inch thick. 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.

What you can do is run that mat everywhere but only heat the parts that you want. Unmodified thin set mortar ditra heat or ditra heat tb uncoupling membrane and heating cables latex p c. Ditra suggests the following 1.