Technical

Avionics Mil-Spec Part Solves Commercial HVAC Temperature Stability Problem

Part Maintains Setting and Avoids Repeat Service Calls
April 21, 2014

Modifying an off-the-shelf control knob used in avionic systems stopped repeated service calls for a major maker of commercial rooftop units. Electronic Hardware Corp. (EHC) was able to change its standard PT70 control knob to fit on a small circuit board inside the different HVAC models.


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Natural Ventilation: Keeping Health Care Buildings Healthy

For an Energy Efficient Solution, Natural Ventilation Should Be Fully Automated
April 7, 2014

Keeping large buildings well ventilated has always been a challenge. In health care buildings especially, supplying clean fresh air is of utmost importance to prevent CO2 and other contaminants from accumulating. The answer to energy efficient, healthily ventilated ambient environments? Natural ventilation.


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Technology Advancements Create New Air Curtain Applications

Air Curtains, or Air Doors as They Are Also Called, Are Finding Broader Use
March 24, 2014

There has been a deluge of recent technological advancements that are creating new air curtain applications that were barely imaginable 10 years ago. Advancements have ranged from more efficient electric heaters to manufacturing improvements that now extend lengths up to 16 feet.


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Customizing PTFE Seals and Gaskets for Enhanced Performance

Not All Seals and Gaskets Are the Same; Here Are Some Performance Characteristics and Other Factors to Consider
March 10, 2014

When it comes to the supply of the PTFE seals and gaskets commonly used in combination with other parts that make up many components and assemblies, there are a number of important factors that specifiers need to consider, according to industry experts.


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Wireless Instruments Increase Accuracy, Streamline Service

Do It Better and Shorten Time on the Job
February 17, 2014

Successful contractors are always looking for ways to be more efficient and do a better job. Using wireless instruments to take all measurements simultaneously can make the job easier and better, resulting in quicker, more accurate diagnoses and a system that’s optimized for peak performance. 


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Six Tips to Avoid Inventory Nightmares

Make Sure Your Inventory Matches Your Needs
February 3, 2014

Wake up in a cold sweat at the thought of inefficient inventory counting? Does the thought of lost source code scare you? The art of logistics is challenging, but when mistakes are made, don’t let the scare be something that was preventable. The boogey-man has nothing on these inventory nightmares.


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Ten Predictions for US High Performance Building in 2014

Moving Beyond Net Zero Building to the Impact of Europe and China on US Green Building
January 20, 2014

Portland/Seattle green builder Hammer & Hand unveiled its 10 predictions for the United States high performance building industry. Hammer & Hand’s Sam Hagerman said, “We see exciting developments coming in 2014.”


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UV-C Light Benefits in HVAC Applications

Some Frequently Asked Questions and Answers About UV-C
January 6, 2014
UV-C technology is often misunderstood and under-utilized by HVAC contractors. Therefore, we’ve assembled some frequently asked questions and answers about the ultraviolet-C wavelength.  


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Five Most Valuable Green Building Lessons

Advice from a Leading Green Building Consultant
December 23, 2013
What makes certain buildings around the globe our best teacher for how to create high performance green buildings? What lessons can we take away from the world's greenest buildings? Green building consultant Jerry Yudelson believes he knows the answers.


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New Tool Brings Precision, Savings to Energy Audits

Software Package Developed by NREL in Partnership with concept3D
December 9, 2013
An energy audit tool that more accurately pinpoints potential energy savings while potentially costing 35 percent to 75 percent less than traditional audits is set to hit the multi-billion-dollar energy retrofit industry next year.


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