The HVAC industry is undergoing a transition that is beginning to gain attention from homeowners and business owners alike. As awareness grows, so do the questions. One of the most important developments is the adoption of R-454B, a new refrigerant introduced to meet updated environmental regulations and improve energy efficiency.

With gas and oil prices on the rise, we know [...]

National Refrigeration takes a look at 5 warning signs that your HVAC system is wasting energy.