Extra Edition

Air-Fuel or Oxy-Fuel for Soldering and Brazing?

There Is a Time and Place for Both Processes in HVACR Applications
April 7, 2014

For the HVACR technician, the right tool for soldering and brazing pipe — an air-fuel or oxy-fuel torch — depends on the type and diameter of the pipe, its location, and considerations related to cost, safety, convenience, and ease of use. This article will examine those factors, as well as clarify some technical issues.


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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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Building Your Brand: Go Big or Go Home

Book Explains How to Build Your Brand into a Major Asset
April 7, 2014

Many small businesses have plain, nondescript logos, and have built a plain, nondescript brand. In his book, Building a Big Small Business Brand, Dan Antonelli notes that it doesn’t have to be that way. Building a big brand can make a big difference for the small business owner.


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Five Digitally Vulnerable Areas You May be Overlooking in Your Business

List Includes Digital Devices Used Every Day That Could Result in a Security Breach
April 7, 2014

According to a recent study by the Ponemon Institute, data breaches cost U.S. enterprises an average of $5.4 million per incident in 2012. Cintas Corp. partnered with the Ponemon Institute to identify five digital devices that are overlooked areas in a business and could be subject to a security breach.


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Btu Buddy 132: Tuning an Oil Furnace

March 24, 2014

Tim had asked Bob to go into depth about tuning an oil burner during the last service call. “You said that oil burning equipment requires more attention than any other type of residential heating equipment,” Tim said. “Can you explain why?”


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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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Using Background Checks Wisely: Tips and Recommendations

One of the EEOC’s Areas of Focus Has Been Background Checks, Especially Criminal History
March 24, 2014

One of 2013’s hallmarks in the labor and employment field is the aggressive stance taken by the Equal Employment Opportunity Commission (EEOC), which enforces federal anti-discrimination laws. One of the EEOC’s areas of focus has been the use of background checks, especially criminal history.


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Ameresco Begins $45 Million Performance Contract for GSA

Comprehensive Contract to Address Energy Efficiency, Provide Renewable Energy Solutions
March 24, 2014

Ameresco Inc. announced that implementation of a $45 million energy savings performance contract (ESPC) is now underway for the General Services Administration (GSA). The ESPC will serve two federal buildings within the GSA’s National Capital Region outside of Washington, D.C.


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Troubleshooting Challenge: A Split System That’s Not Cooling

March 10, 2014

Looking ahead to the upcoming cooling season, the equipment in this troubleshooting situation is a split system that’s approximately eight years old, consisting of a gas furnace that provides heat in the winter and a condensing unit and A coil to provide summer cooling.


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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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2014 MCAA Annual Convention

Scenes from the 2014 MCAA Annual Convention in Scottsdale, Ariz.

Podcasts

Kyle Gargaro, editor-in-chief of The NEWS, hosted the 2014 ACCA CEO Forum. At the event, six well-known, highly respected company executives, Gary Michel, Ingersoll Rand/Trane; Chris Nelson, Carrier Corp.; Chris Peel, Rheem Mfg. Co.; Rod Rushing, Johnson Controls; Brent Schroeder, Emerson Climate Technologies; and Doug Young, Lennox; provided individual industry outlooks and fielded questions directly from attending contractors. Listen to the entire event on the NEWSMakers podcast. Posted on April 14.

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2014 National Plumbing & HVAC Estimator

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