Add Yahoo as a preferred source to see more of our stories on Google. An HVAC unit inside a house - Arina P Habich/Shutterstock Imagine: It's the middle of summer and your air conditioner is working ...

HVAC systems provide the optimum temperature for your occupants to have the comfort they need to perform their daily tasks. As the summer heat radiates down on a commercial building and the winter ...

Federal energy data shows widespread HVAC installation issues, with airflow and duct design often limiting system performance during winter demand. Proper airflow is essential to system performance.