Wilo USA’s Stratos GIGA is a high-efficiency inline circulator with electronically commutated motor technol-ogy designed for use in water heating and air-conditioning systems, closed cooling circuits, and industrial cir-culation systems, as well as solar and geothermal applications.
Grundfos’ MAGNA3 circulator pump is at the forefront of smart pump technology. It is an energy-optimized variable-speed wet-rotor circulator that features a permanent magnet motor design.
Taco’s HEC-2 Bumble Bee high-efficiency variable-speed circulator is a wet-rotor circulator that uses the latest in electronically commutated motor technology.
Armstrong’s Astro 2 three-speed circulators provide unmatched performance over a wide range of head and flow requirements, allowing contractors to adjust output in the field.
Published in affiliation with the Radiant Professionals Alliance, the 2013 Radiant Flooring Guide is an indispensable tool for anyone interested in the comfort and energy efficiency of radiant heating.
Geo-Flo Products Corp. unveils its NP Series family of nonpressurized flow centers, which uses a water column to provide the necessary suction head for the circulator pump.
Caleffi’s 5350 Series AutoFill fast fill/pressure-reducing valve maintains system pressure at a set value, automatically feeding water as required when installed on the water inlet piping in closed hydronic systems.