Is a Variable Refrigerant Flow System Right for Your Building?

Dec. 16, 2009
December 2009 Vol. 6, Issue 12

Is a Variable Refrigerant Flow System Right for Your Building?

By Richard G. Lubinski

Variable refrigerant flow systems (VRF) have been delivering as much as a 30 percent increase in energy efficiency in Japan and Europe. Instead of piping hot water and chilled water, these systems distribute refrigerant to each fan coil unit (FCU) or air handling unit (AHU) for heating and cooling. Would this system save money in your building?

Read the full article to take a closer look at VRF systems…
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HVAC Optimization for Energy Savings
Almost every building wastes 10 percent or more of the energy it consumes due to inefficient operation of the HVAC system. In many buildings, the inefficiencies were built in during construction and have become part of the baseline consumption.
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Green Buildings Require Holistic Design Strategy
Green buildings can create quandaries because some of the architectural features associated with green construction – such as lots of natural light and fewer man-made materials – can make a structure more difficult to operate.
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Energy Efficiency: The Elegant Alternative
Collectively, buildings professionals provide comfortable, healthy, safe buildings that improve the quality of life. On the flip side, the energy consumed by these buildings is fueling a new crisis.
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Multi-Well by U.S. Energy Group
Multi-Well, a new, patent-pending, boiler device houses multiple sensors using just one copper well.
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Make-Up Air with Packaged DX Cooling by Greenheck
Model MPX is a 100% outside make-up air unit with an integral packaged DX cooling system ideal for kitchens, corridor ventilation and areas with contaminated air where energy recovery is not permitted.
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Wireless DDC System by Onity
The SensorStat Wireless DDC system is the first step in a fully integrated intelligent wireless room.
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