High temperature fluctuations, foot traffic, dirt and debris, and more can wreak havoc on units, particularly if they are not well maintained.

Technicians should guide customers to decisions based not on the emotion of a financial moment, but on the long-term outcome of the choice.

Contractors don’t have to specialize in energy management to help their customers cut down on energy usage in the home.

An old nemesis continues to lurk in the system in the form of slime, continuing to threaten customers’ comfort. Here’s how to fight it.

Contractors not only deal with the equipment, but they also have to help make the customer understand the importance of chiller maintenance.

This article covers air temperatures entering the condenser, inefficient compressors, and noncondensables in the refrigerant system.

When possible, repairing these coolers without attaching a pressure gauge to the sealed system can avoid creating unnecessary service issues with the cooler in the future.

In the U.S., without federal direction, states and cities are taking steps to reduce high-GWP refrigerants, driving change throughout the industry.

North American HVAC manufacturers have been innovative in creating accessories designed to ease and improve ductless installation and maintenance. Here's a list of some.

Contractors must understand the benefits of regular coil cleaning and be able to explain those benefits to customers.