Pumps & Flow Controls

Case in Pont

Sleeping easier: Vermont hotel’s pump retrofit gives peace to both patrons and facility manager

November 9, 2012
Kevin Amyot had serious qualms last spring when contractor Ed Friedrich first proposed a major pump-retrofit project at the Sunset Motor Inn, one of the properties Amyot manages for the H. A. Manosh Corporation in Morrisville, VT. Friedrich’s $13,000 estimate called for the replacement of 18 fixed-speed circulating pumps in the heating system at the Sunset with 10 circulators from the Grundfos Pumps Corporation.
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Geothermal Think Tank Takes On The Extraordinary Job

August 27, 2012
For the massive 235,000-sq-ft Merrimack County Nursing Home in New Hampshire, the geothermal source available nearby may not have been the fountain of youth, but it did prove key to the center’s “uber-green” mechanical system retrofit. See how the companies involved brought together 16 wells, over 300 water-to-air heat pumps, and the rest of the 615-ton system to serve this 290-bed facility.
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Take Control Of Your System With Differential Pressure Control

April 30, 2012
Effective hydronics, like many things in life, is about maintaining balance. Learn more about achieving the three key conditions necessary for giving your modern controller a fighting chance to do its job.
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Energy audit, personal guarantee sell management on booster system retrofit

February 2, 2012
Veteran New York plumbing contractor Evan Samouhos was so confident in the potential energy savings offered by a new domestic water booster pump system that he fronted the purchase himself.
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Gateway City Apartment Builiding Goes Single-Pipe

February 1, 2012
This large complex is welcoming a host of new arrivals, from new boilers and chillers to an overhaul of its hydronic strategy. Avoiding a whole lot of drilling was one benefit of their new design choice. Balancing first cost, maintenance costs, and the system itself were additional positives for keeping all 225 units comfortable and affordable.
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Energy Retro-Cx

December 2, 2011
Month 3- The Energy Conservation Opportunity: K-12 School Building Unit Ventilator System Application — Solution Implementation and Monitoring, Measuring, and Benchmarking
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Large Scale Geothermal Heat Pump Systems

September 6, 2011
With the help of advances in intelligent controls and a shift in design mindset, these systems can steer buildings toward smaller equipment sizes and associated savings. Review three projects and consider the benefits of keeping an upcoming project in the loop.
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Thermal Energy Storage Benefits And Sensible Systems

July 1, 2011
Some thermal storage media are familiar to most of us, but what about gravel? Or lake water? See how those can work in the right environments, and tuck this away as a general refresher on thermal storage concepts and options for use in hospitals, data centers, and elsewhere.
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Case In Point

Energy savings give bank a higher rate of return

May 1, 2011
An energy analysis paid for itself at this Illinois bank by identifying energy savings opportunities. When Jason Vogelbaugh, director of Energy Solutions at Alpha Controls & Services, (Schneider Electric’s Rockford,
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Getting Into The Flow

May 1, 2011
Commercial system experts see flow as a key step to optimizing system efficiency. Cutting down required tubing size, insulated PEX for district systems, and variable-speed pumps to pin down a chiller’s exact needs are three points of attack in the modern campaign against waste.
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3/25/14 2:00 pm EST

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