Ditra heat kit system-DHEK12056- SCHLUTER Schluter Ditra Heat Kit DHEK12056 Ditra Heat Cable DHEHK12038 (37.5 sq ft. 120V) 7x Ditra Heat Membrane Sheets ( 60.3 sq ft ) Ditra Heat Programmable Digital Thermostat DHERSD/BW 2x Floor Heat Sensors