Inside this nonprofit’s new headquarters in Portland, variable refrigerant flow teamed with zonal heat exchange, 100% DOAS, daylighting, CO₂ sensors, and more to deliver comfort while bringing actual energy usage in under the design target of $0.83 per year.

Case In Point

VRF points to improved comfort, LEED® standard at NC college

June 1, 2011

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A VRF system installed in Guilford College’s Archdale Hall not only met architectural challenges but also provided high A/C performance.Established by the Quakers in 1837, Guilford College is the

Knowledge is power: Hawaii dormitory deploys VRF for better management, metering

June 1, 2011

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A VRF system installed in this University of Hawaii dorm helped the school achieve LEED® certification and lower energy costs. Founded in 1907, the University of Hawaii at Manoa (UH-M)

VRF

November 2, 2011

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The company’s Multi V III Variable Refrigerant Flow (VRF) commercial A/C system is suited for large-scale facilities, such as commercial office buildings, hotels, hospitals, and schools.

VRF: Heat Recovery Or Heat Pump?

June 4, 2012

By Brendan Casey

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Designers can typically choose either type from any major manufacturer. But what are the differences and consequences for a design? What type of space lends itself to one or the other, and what windows of opportunity for real efficiency gains do either provide? Knowing all the differences can make all the difference.

Case In Point

Engineering-oriented school engineers VRF upgrade for old dorms

July 2, 2012

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Established in 1955 and named after Harvey Seeley Mudd, a successful California mining engineer, Harvey Mudd College (HMC) is a private, residential liberal arts college of science, engineering, and mathematics located in Claremont, CA.

Case In Point

History Colorado protects museum data with VRF zoning system

A new zoning system enabled History Colorado to maintain the precise temperature to keep its treasures safe.

March 29, 2013

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Established in 1879, just three years after Colorado became a state, the Colorado Historical Society had long served as the state’s memory keeper, occupying a number of buildings over the course of its 133-yr history.

VRF Heat Pumps In The Real World

Wide temperature swings, submetering deficiencies, bloated carbon footprint … these are but three of the problems tackled in two contrasting projects in the Northwest.

June 1, 2013

By Marcia Karr

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How is variable refrigerant flow (VRF) working for you? We asked a number of people that question and summarized the findings from two typical facilities here.

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On-Demand The presentation will be a discussion of current and emerging mechanical best practices informed by real world experience and project based analysis.

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