Caleffi Balancing Valve 3/4" Manufacturer Part #132552ACaleffi offers an extensive range of high quality parts for solar applications. These products are specially designed and developed further for use at high pressures and temperatures. Just like the rest of our product range, the solar applications of Caleffi are 100% leak-free. They are a reliable and low-maintenance factor in your installation.Features:Made in ItalyStatic balancing valve with flow meter.Direct reading of flow rate.No sight gauge clouding or scaling.Brass valve body and flow meter.Rotatable valve for flow rate adjustment.Graduated scale flow meter with magnetic movement flow rate indicator.With insulation.Max working pressure: 150 psiTemp range: 14 - 230FMax percentage of glycol: 50%GPM: 2-7 Weight - 1.8 LBS