Irrigatia C12 Solar Automatic Watering SystemOverview The C 12 Irrigation system from Irratia is an excellent addition to any greenhouse. This watering system can provide water for up to 12 irrigation units and drips water up to 5m above the water source. General Information When sunlight increases, your plants will be watered every 3 hours to ensure they do not dry out. As this system will automatically water your garden, it can save your plants from drought when on holiday. Benefits 90% less