Most Accurate Water Meters in the Industry - Precision Quality at Economical Prices. Netafim Water Meters are specifically designed for irrigation systems to provide the most accurate and reliable flow readings. We offer a full range of sizes to fit most applications. The simple design provides an open water passage resulting in very low headloss. Even water with a high content of impurities is measured with +/-2% accuracy. Available with or without straightening vane and a full range of installation options - vertical, horizontal or oblique positions. The Water Meters highlights all the water meters offered by Netafim including features and benefits, selection guidelines, as well as application and installation considerations.