There are two types of coils in an AC/refrigeration system–the evaporator and the condenser. They consist of copper or aluminum tubes with aluminum fins or microchannel tubes with fin strips. If these ...

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 ...

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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 ...

Wayne Eckert works with the Rural Florida Communications Cooperative. Expanding on our discussion about getting the most out of your A/C, he shared thoughts about cleaning the coils. He uses a product ...

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 ...

David Yuill received funding from the American Society of Heating, Refrigerating, and Air-conditioning Engineers to conduct this study, under Research Project 1705. He is affiliated with ASHRAE. I ...