The presence of a special IFC or Integral Flow Check on the Taco 0010 Cast Iron Circulator Pump is a specific design element. This design helps to minimize costs of installation whenever there is zoning along with the 00 series of circulators. Such pumps are best suited towards light commercial or residential radiant or hydronic heating requirements.
Taco 0010 Cast Iron Circulator Pump with IFC (Integral Flow Check)