Schluter® DITRA-HEAT-DUO-PS SHEET 3'3" X 2'7" = 8.4 SF
- Simply remove the transparent release film from the fleece side of the membrane to expose the layer of adhesive, and embed into substrate
- No thin-set required to install membrane means a faster and easier installation
- The membrane can easily be repositioned until pressure is exerted
- Features sound control and thermal break
- Reduces impact sound transmission through floor-ceiling assemblies, making it ideal for multi-story construction
Description
Description
A single 8.4 sq ft peel-and-stick DITRA-HEAT-DUO sheet — full uncoupling, sound control, thermal break, and heated cable support with no thin-set required. Bond directly to clean concrete, snap in cables, and tile.
- 33" x 27" sheet with pressure-sensitive adhesive backing — peel, press onto concrete, and roll for full contact
- Integrated sound control and thermal break layers — reduces impact noise between floors and directs heat upward into the tile rather than down into the slab
- Same cable compatibility as all DITRA-HEAT membranes — works with DITRA-HEAT-E-HK cables at 120V or 240V
Pro tip: Keep a couple of DUO-PS sheets on hand to fill in small areas around a main roll installation. They're ideal for finishing corners, closet entries, and awkward transitions over concrete.
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Specifications
Identity
How DITRA-HEAT Works in 4 Steps
1. Install the membrane
Bond DITRA-HEAT to your substrate with unmodified thinset. Works over concrete, plywood, or OSB subfloors.
2. Snap in the cable
Run the DITRA-HEAT-E-HK cable between the studs at 3″ spacing. No mesh, no staples, no plywood overlay.
3. Tile right over it
Apply thinset and set tile, stone, or LVT directly on the studs. The membrane stays as your waterproof, uncoupled layer.
4. Set your thermostat
Wire the included floor sensor to any DITRA-HEAT thermostat — basic, touchscreen, or WiFi smart — and you’re heating.

