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VRF

Nortek Global HVAC: VRF Systems

February 13, 2017

These VRF units feature DC, inverter-driven compressors for precise temperature control. They are available in up to 3,280 feet (1,000 meters) of total piping length and include up to 36 indoor connections, which make them easy to install, network, and maintain. 


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BW

Bradford White Corp.: Water Heaters

February 13, 2017

These 150- to 2,500-gallon electric water heaters are available from 12 to 162 kW and feature internal fusing (above 120 A) and magnesium anode rods. The water heaters also offer immersion thermostats; a manual reset high limit; a hinged, lockable door; and a channel iron skid base.


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variable speed perks

Variable Speed’s Impact on HVAC

Variable-speed options have become the industry standard
Kostora
Nick Kostora
February 6, 2017
Variable-speed technology has the obvious benefit of providing users with additional choices when it comes to running their HVAC equipment. Rather than one setting that runs at 100 percent all the time, variable-speed allows for layered, configurable settings.
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server room

Cutting Back on Energy Use in Data Centers

Reducing power consumption becoming a top priority for facility managers
Joanna Turpin
Joanna R. Turpin
February 6, 2017
The scale of energy consumption may be more of a surprise, though, as estimates show that data center spaces can consume up to 100-200 times as much electricity as standard office spaces. With that large amount of power being used by a growing number of data centers, the pressure is on to implement energy-efficient design measures that can save money and reduce electricity use.
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HVAC Drives

Demand for Frequency Drives on the Uptick

Major growth, expansion projected for AC Drives across the country over the next decade  
February 6, 2017
AC drives are an essential part of the HVAC marketplace, and the growth of the market looks to be exceptional over the next few years. According to MarketsandMarkets, the market is expected to grow from an estimated $15.72 billion in 2016 to $22.07 billion by 2021.
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ice rink

Ice Rinks Consider Future Options Beyond R-22

Retrofits in Minnesota and Michigan provide examples of good options
Ron Rajecki
February 6, 2017
New ice rinks generally use ammonia as a refrigerant, but R-22 was the choice for many years, and the ice making systems in older rinks can contain several thousand pounds of R-22. In the approaching cold, hard reality of a post-R-22 world, how will rinks keep their ice cold and hard?
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www.vertiflopump.com

Vertiflo Pump Co.: End Suction Pump

February 6, 2017

This close-coupled, horizontal, end suction pump is designed for service in general pumping, chemicals, wash systems, deionized water, process, and OEM applications. It is designed for long life in tough services with flows to 240 gallons per minute (GPM). 


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