A drainage membrane engineered for exterior applications, for use within thin-bed ceramic and stone tile assemblies. Constructed with a studded polyethylene sheet with a laminated polypropylene filter fabric. DITRA-DRAIN delivers drainage and uncoupling benefits in a variety of exterior applications including: exterior floors, patios, walkways, and balconies.
To seam the cut edges of the DITRA-DRAIN member use DITRA-DRAIN-STU, self-adhesive seaming tape. DITRA-DRAIN-STU allows for the filter fabric to continue at the top of the membrane and provides for ventilation and drainage.
- Permanent passive capillary drainage system
- Designed for exterior floor applications
- Permanently effective
- For installation in thin bed mortar over a sloped waterproofing assembly
- Nominal 5/32" thickness
- Features a closed polyethylene foil with truncated conical studs and laminated filter webbing on one side DITRA-DRAIN-STU self-adhesive tape is 3-1/2" wide