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Home » Topics » HVAC Contracting

HVAC Contracting
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The Rise in Pregnancy Disability Regulations

Richard D. Alaniz
September 17, 2012
Disability claims are always challenging for employers, but this is especially the case when pregnant workers suffer complications that leave them unable to perform their normal job duties.


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Monterey County Office of Education Flips Switch on Solar and Efficiency Project

September 17, 2012
The Monterey County Office of Education (MCOE), along with Chevron Energy Solutions, unveiled a new solar power and energy efficiency project that is expected to reduce MCOE’s overall energy demand by as much as 75 percent while yielding an expected savings of $2.2 million during the first 25 years of the project.


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Troubleshooting Challenge: A Gas Furnace That Heats, But Not Enough

Jim Johnson
September 3, 2012
This troubleshooting problem brings you to a three-bedroom, ranch style home on a concrete slab, which, as most typically do in this area of the Southwest, employs a rooftop evaporative cooling system in the summer and an upflow forced-air gas furnace for heating in the winter. The customer says one of the bedrooms “just won’t get comfortable.”


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NREL Works with ASHRAE, Others to Cut Building Energy Use in Half

September 3, 2012
Hospitals use a lot of energy to save lives. To find ways to cut the energy intensity of large hospitals as well as schools and retail buildings by half, DOE’s Commercial Buildings Program and its National Renewable Energy Laboratory (NREL) are working together with ASHRAE and other members of the building industry.


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How to Keep Your Head on Straight When You Haven’t Sold a Job in Days

Michael O'Grady
September 3, 2012
If you’re the person responsible for sales and you haven’t sold a dime for days, you might be tempted to think negatively. You might become critical of yourself or others. This can do nothing to help you. It’s important that you remain logical and not emotional.


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Florida A&M Selects Siemens for $12.2 Million Performance Contract

September 3, 2012
Florida A&M University (FAMU) has chosen Siemens to implement a $12.2 million performance contract that is expected to save the university approximately $1.2 million in equivalent guaranteed annual energy savings.


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Btu Buddy 113: Restriction in the Liquid Line Problem

Bill Johnson
August 20, 2012
Bob and Tim have been sent on a call to a house with no cooling. The system has just been installed and the construction crew has been having problems with startup. The system has a capillary tube metering device and Bob and Tim begin looking at what may be wrong.


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Is It Better to Test Ducts with a Positive or Negative Pressure?

Colin Genge
August 20, 2012
A very common complaint about duct testing is that the covers get blown off the registers. Most code language leaves the choice of pressurizing or depressurizing up to the tester, but experience has shown that the positive pressure made sealing registers much more difficult, and could triple the time to perform a test.


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EEOC State Data Shows Trends, Areas to Watch

Richard D. Alaniz
August 20, 2012
For the first time, the U.S. Equal Employment Opportunity Commission (EEOC) has revealed how many discrimination charges and which types of charges have been filed in each state and territory since 2009. Now, companies can access this information for each state where they have sites and offices.


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Thermal Energy Storage Slashes Peak Demand at McConnell Air Force Base

August 20, 2012
CALMAC has announced the successful installation of its IceBank® thermal energy storage tanks at McConnell Air Force Base (AFB) in Wichita, Kan. By implementing thermal energy storage, the base is able to reduce the costs associated with round-the-clock cooling and reduce peak demand charges.


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