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Contractors Ready to Conquer Challenges

The economy has been tough for many HVAC contractors over the last few years, and the signals are mixed as to whether things will get better in 2012. On the positive side, construction employment rose in 28 states and the District of Columbia between December 2010 and December 2011, the largest number of states with … Read More »

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Thermal Mass in Passive Solar Design

People have been talking about passive solar buildings for a long time, although there have been surprisingly few actually built during that time. In the 1970’s and early 1980’s (around the time of the first energy crisis), passive solar design began to emerge and many architects and builders experimented with it, with varying degrees of … Read More »

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Natural Ventilation: Who, What, When, Where, Why, And How

As most HVAC engineers already know, there is a major focus on energy efficiency in the building services industry, with significant reduction measures embedded in model energy codes such as ASHRAE 90.1-2010. Coupled with the Architecture 2030 challenge now adopted by the American Institute of Architects and the U.S. Conference of Mayors, the drive toward … Read More »

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HVAC Power Hogs Under The Gun In California

What if we just cut out that whole pesky Environmental Protection Agency mandate on third-party testing and just took a car manufacturer’s word on how many miles per gallon its latest model gets? According to the University of California, Riverside, that’s essentially what HVAC manufacturers are allowed to do, as no third-party testing is currently … Read More »

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Talking Refrigerants and Regional Standards

I am not an ambulance chaser. Never have been and never will be. I don’t like the idea of trying to benefit from someone else’s misfortune. With that said, we, as contractors, have to walk a very fine line when it comes to deciding what issues/opportunities we go after. The reason for this is that … Read More »

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