Schluter® DITRA-HEAT-E-R NON-PROGRAMMABLE THERMOSTAT WHITE
- Digital display with backlit screen
- Simple on/off operation
- Supports 120 V and 240 V cables
- 5 mA built-in GFCI
- Available in bright white
Description
Description
The E-R is the simplest DITRA-HEAT thermostat — turn it on, set your temperature, and that's it. No schedule, no app, no WiFi. Perfect for a single bathroom where someone just wants a warm floor in the morning.
- Non-programmable digital thermostat with backlit display — works with 120V and 240V systems, built-in Class A GFCI
- Handles up to two heating cables or 15A total — floor sensor included with your heating cables, adjustable temperature range
- Fits a standard single-gang electrical box — installs in minutes, no network setup or app pairing required
Pro tip: If you pair this with a simple timer switch upstream, you get basic scheduling without paying for a programmable thermostat. But for most people, the E-RT's built-in schedule is worth the upgrade.
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Thermostat Comparison Guide
Choose the right control for your heated floor system
DITRA-HEAT-E-R
Non-programmable basic temperature control
- 7-day programmable schedule
- Floor & built-in air sensors
- GFCI ground fault protection
- 120V & 240V compatible
- 15A max load
- Touchscreen display
- WiFi & app control
- Voice assistant support
- Energy usage reports
DITRA-HEAT-E-RT
7-day programmable touchscreen
- 7-day programmable schedule
- Floor & built-in air sensors
- GFCI ground fault protection
- 120V & 240V compatible
- 15A max load
- Touchscreen display
- WiFi & app control
- Voice assistant support
- Energy usage reports
DITRA-HEAT-E-WiFi
WiFi programmable touchscreen + app
- 7-day programmable schedule
- Floor & built-in air sensors
- GFCI ground fault protection
- 120V & 240V compatible
- 15A max load
- Touchscreen display
- WiFi & app control
- Voice assistant support
- Energy usage reports
DITRA-HEAT-E-RS1
WiFi-enabled smart thermostat with app control
- 7-day programmable schedule
- Floor & built-in air sensors
- GFCI ground fault protection
- 120V & 240V compatible
- 15A max load
- Touchscreen display
- Large modern display
- WiFi & app control (iOS / Android)
- Alexa & Google Home support
- Energy usage reports
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.

