7.5 sqft Mat Kit, 120V Electric Radiant Floor Heat Heating System w/ Aube Programmable Floor Sensing Thermostat 7.5 sqft Under Tile Heating Mat with ADHESIVE BACKING - Lays Flat and Stays Flat, no need to staple Mat size: 20" wide x 4.6ft long. Voltage: 120V, Amps: 0.75A, Watts: 90W. Zero EMF. Includes Honeywell/Aube TH115-AF-120S digital programmable floor sensing thermostat and sensor. Heating cable is only 1/8" thick. Single armored cold lead: 10ft. Cable spacing: 3". System output: 12W/sqft (41 BTU/sqft) 120V mats can be combined to heat up to 150 sqft of flooring space using a single thermostat. Mesh can be cut (do not cut the heating wire). UL LISTED for USA and Canada. 25 year Warranty.