Cleaning the coils on rooftop units may seem mundane, but it’s an important job that pays off for your customers in more efficient operation and longer living equipment. And, any job that’s worth ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › During the hottest days of the year, it’s likely that you rely heavily on an air ...

There are cases in which the best option for the customer includes changing a system’s direct expansion (DX) coils. This article includes guidelines to do the job efficiently and correctly, but ...

I asked my neighbor who hoses off his air conditioner condenser every spring why he does it. "Because my dad always told me I had to," he said. Conventional wisdom like what my neighbor's dad imparted ...