First of a three-part article on how determining long-term costs can make energy efficiency more attractive to upper managers. When top management wants to postpone replacement of HVAC equ...

Sometimes a heating and cooling unit shows symptoms of malfunction within a few days or months of its installation. Under such circumstances you should first determine if the problem is ser...

All of us like to feel comfortable within our homes and there is nothing as good when your heating and cooling system performs at the peak of their efficiency. In fact, when the appliances ...

From increased comfort to reduced downtime, DDCs provide many advantages for facility managers. The 1.8-million-square-foot Washington Headquarters Services building in Alexandria, Va., ach...