Electric Floor Warming Cables for use with Uncoupling Membrane Systems. 224 FT, 68.2 Meters, 6.7 Amps, Power Consumption 805 Watts, Carton Weight 5.6 LBS, 2 Cartons per Case, Covers 59 -72 SQFT at Standard Spacing, Covers 41 -48 SQFT at Dense Spacing