... . ·Ideal for driveways, parking lots, sidewalks, stairs, ramps, bridges and many other applications. ·For use in concrete ... asphalt, and under pave ·Single point connection ·Twin conductor cable ·Silent, efficient, and safe ·Emits zero EMF (electromagnetic ... Durable construction ·15-year limited warranty against manufacturing defects Cable Construction: Twin conductor Rated Voltage: 208V,240V,277V ...