Don W.
9/1/2025
ACS did a perfect job. They did not oversell. They said our duction could only handle a 2 ton system even though replacing the 3.5 ton would have made them more money. Good clean honest work.
ACS Air Conditioning Systems
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(82)
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5151 Port Chicago Hwy Ste C
Concord, CA 94520
We have a lot to be proud of here at ACS Air Conditioning Systems. Not only are we the oldest Carrier dealer in the region, but more importantly, our attention to detail and product knowledge have won over clients time and again. In fact, we are a Better Business Bureau Accredited A+ Rated company. We specialize in residential systems, with an eye towards energy savings and indoor comfort. When you call to schedule an appointment, we take the time to listen and walk you through common heating and cooling issues. We will schedule a convenient time for our service technician or estimator to come out and assess your problem. Our technicians are all highly trained Sheet Metal Local Union No. 104 workers ~ the best in the industry. They show up on time and will always respect your home and furnishings.
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Reviews
5.082 reviewsMatt M.
8/21/2025
Purchased a Carrier furnace from ACS in 2012. On Tuesday, my system would not turn on. Called ACS Tuesday evening and spoke with Joe, who was very knowledgeable and helpful. After several minutes,...
Frank F.
5/30/2025
Lucky enough to have the owner Joe for the expeditious cost effective repair and service to an A/C system in a rental where the tenant family was sweltering from the heat. Very knowledgeable to...
Tara N.
3/18/2025
Huge thank you to Dan and ACS! Our furnace unexpectedly stopped working. ACS had a tech out the same day (which was completely unexpected!!) and Dan diagnosed the problem as a faulty igniter in...
Kevin b.
6/6/2024
ACS Air Conditioning Systems. I called in for a non operational air conditioning unit. Joseph came out the next morning and within minutes of me describing the condition, knew exactly what had...
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