Pentair Nuheat Floor heating cable of length 529-ft, produces standard heat output of 135-Watt/Sq-ft and alternate heat output of 110-Watt/Sq-ft. It has current rating of 6.8-Amps, voltage rating of 240-Volts and power rating of 1621-Watts. Install this cable directly into Nuheat membrane in areas where there is a requirement of optimum heat. Floor heating cable is cULus listed and CSA certified.