Amazon.com: ThermoSoft 120V Ceramic and Stone Tile Electric in-Floor Heating Mat, 7.5 sq. ft, ThermoTile TT5-120 : Tools & Home Improvement
Amazon.com: SunTouch 8006GRY40-ST HeatMatrix Uncoupling Membrane Mat for WarmWire Heating Systems, 40 Sq. Ft, Gray : Industrial & Scientific
QuietWarmth 5 ft. x 36 in. 120-Volt Peel and Stick Radiant Floor Heating Mat for Tile and Glue-Down Floors (Covers 15 sq. ft.) QWT3X5F120 - The Home Depot