One to two times a year, call up your local HVAC professional to take a look at your all-too-important AC coils. Cleaning AC coils costs anywhere from $75 to $700, or an average of $125 per coil. Dirt ...

Refrigeration systems that employ air-cooled condensers will greatly benefit from a regular maintenance program. Regularly scheduled maintenance saves the contracting company and the customer time and ...

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 ...

A versatile new cleaning tool simplifies air conditioning system maintenance and diagnosis. This wand-shaped tool, Lisle No. 88800, eases the potentially awkward job of cleaning a vital heat exchanger ...

Air conditioners require regular maintenance and annual deep cleaning to ensure they’re in good working order, which will improve the comfort level of your home and keep energy costs down. Routine ...

When an air conditioning unit or system is working in tip top shape, you might forget to even think about it but when the system is down, the whole house will feel it. Marcus Yam/The New York Times It ...