Electric Floor Warming Cables for use with Uncoupling Membrane Systems. 76 FT, 23.2 Meters, 2.3 Amps, Power Consumption 274 Watts, Carton Weight 3.1 LBS, 2 Cartons per Case, Covers 19 to 22 SQFT at Standard Spacing, Covers 13 to14 SQ FT at Dense Spacing