24 V-80 W heating element for troughs

24V, 80W heating element to install under the trough to keep it frost-free. In order to ensure a frost-free feed pipe, a heating cable is wrapped around water pipe and connected to the heating element in parallel to the power supply cable, coming from the transformer. A thermostat is available at your convenience.
Heating cable and water line have to be protected against biting.
For trough model 500 only (130.0500).