Ritchie WaterMatic 300 Automatic WatererWater Matic 300 The WaterMatic family combines the best features of Ritchie waters, with the easiest operation and simple maintenance. The WaterMatic 300 is ideal for fence line applications with its two trough design. The waterer is fully insulated and impact resistant to your larger herds. The insulation keeps the water cool in the summer and provides added protection during the winter. The drop in cover is easy to lift for maintenance and cleaning.