Grundfos UPS 15-42F Pompa di ricircolo 3 velocità 115 volt HVAC acqua calda
Plumbing: Hot Water Recirculation. HVAC: Heating. The pump is of the canned rotor type, i.e. pump and motor form an integral unit without shaft seal and with only two gaskets for sealing. The bearings are lubricated by the pumped liquid.