110-V Grundfos Circular Pump

The motor runs whisper-quiet even on the highest speed, which matters when it’s tucked under the floor near the living room. Swapped out my old unit and the three-speed selector makes dialing in the right flow for our hot water recirc a breeze.

Three speeds on this one gives me real flexibility to dial in the flow depending on how cold it gets, and the cast iron housing feels properly solid. Installation was a breeze since it fits standard plumbing connections, and it’s been running whisper-quiet for two weeks straight. Exactly what our in

This pump replaced the noisy one in our floor heating loop and the difference is night and day. The three-speed control on the UPS 15-58 lets me dial it down for summer recirculation and back up when it gets cold. Took about fifteen minutes to swap out, no leaks.