Raychem Gardian (H612) W51-24P Self-regulating roof and gutter deicing/pipe freeze preassembled heat cables Cable length = 24 ft (Government Surplus not in original packaging) 30 in cord set with molded 3 prong grounded Nema 5-15 plug Designed for pipes up to 2 1/2 in diameter Thick molded polyolefin outer jacket for insulation Water proof for gutter roof and plumbing