Ditra Mat Over Concrete

Make sure the cavities waffles are filled correctly.

Ditra mat over concrete. If it s newer and has cracks i wouldn t use ditra. Purchase a suitable trowel for the thin set mortar between the substrate and the ditra membrane. Install it over an approved substrate and with the correct type of thinset mortar. For example to set ditra over plywood or osb a modified thin set mortar meeting the requirements of ansi a118 11 is used.

I would prefer a crack isolation mat like noble ts. Schluter says this is ok. The type of thin set mortar used to install ditra depends on the substrate material. Don t install tile the same day over the ditra heat mat.

To set ditra over concrete or gypsum schluter systems recommends an unmodified thin set mortar meeting the requirements of ansi a118 1. Ditra heat tb has additional insulation for going over concrete floors. The combination of these four essential functions allows for the successful installation of tile over a wide range of substrates including plywood osb concrete gypsum heated floors etc. Depends on the condition of the slab and if it has any issues.

Ditra over concrete floors. The two main techniques for this are fairly simple. If it damp ditra would be my choice. Ditra is 1 8 3 mm thick which minimizes tile assembly thickness and reduces transitions to lower surface coverings e g carpet engineered wood and vinyl.

Select ditra or ditra xl underlayment depending on the. Please consult the schluter ditra installation handbook before beginning your tile project to confirm the proper materials selection.