Electric Floor Warming Cables for use with Uncoupling Membrane Systems. 88 FT, 26.9 Meters, 1.3 Amps, Power Consumption 317 Watts, Carton Weight 3.0 LBS, 2 Cartons per Case, Covers 23-27 SQFT at Standard Spacing, Covers 15-18 SQ FT at Dense Spacing