Grundfos UPS3 & UPS2 Domestic Circulator Pumps

Grundfos UPS3 & UPS2 Domestic heating circulator pumps variable speed circulators designed to offer a simple direct replacement to older Grundfos UPS 3 & 2 and similar models. Grundfos UPS3 is a high-efficiency circulator pump designed for domestic heating systems with either variable or constant flow rate.