Taco 007E-F2 Emc High Efficiency Circulator -Taco 007e is a high-efficiency wet rotor circulator with an ECM permanent magnet motor. -Ideal for hydronic systems zoned with circulators or zone valve -Bio Barrier protects pump from system contaminants -SureStart automaticall frees locked rotor condition and self-purges air from pump -Integral Flow Check (IFC) included