Roof and gutter heating with self-limiting heating tape, ready-made with 5 m PTC thermistor, heating tape consisting of 2 parallel tinned copper strands and a plastic heating element in between, protective insulation made of polyolefin, with protective braid made of tinned copper strands and outer protective sheath made of polyolefin. Max. permissible ambient temperature: switched on 65°C / switched off 85°C, nominal voltage: 220/240 V, nominal power: 18 W/m at 0°C, max. heating circuit length: 80 m (B-16 circuit breaker), length 2 m