The automation of irrigation systems is growing and growing. Unfortuantely, when you have big gardens or parks with a lot of valves and long distances between them, there is a painful issue: wires! This issue can be easily solved if you use a two wire system with a central coding unit and as many decoders (see them in the photo) as many valves are in the field. Icod Plus by Irritrol is the best way to trasform a traditional system in a two wire one!