AJ Heating & Cooling

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1655 Whipple Rd
Hayward, CA 94544
+1 (510) 489-2382
https://ajhvacsystems.com

AJ Heating & Cooling, based in Hayward, CA, is a reputable company specializing in heating, ventilation, and air conditioning (HVAC) services. With over 20 years of industry experience, they are dedicated to providing quality workmanship and exceptional customer service.

The team at AJ Heating & Cooling prides themselves on being honest and professional, ensuring that each customer's unique needs are met. From HVAC repairs to new installations, they offer a range of services to keep homes comfortable and energy-efficient.

With a focus on customer satisfaction, AJ Heating & Cooling aims to provide reliable solutions for both residential and commercial clients. Their commitment to using high-quality parts and equipment sets them apart as trusted professionals in the HVAC industry.

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Reviews

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5.072 reviews
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Masoud T.
9/27/2025

Requested service from them for our broken HVAC. Luckily they were available for the same day. Jose showed up promptly and explained all the steps he took with details and patiently answered all...

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Scott Maksel
5/2/2025

Just used AJ heating and cooling for the first time based on their great yelp reviews. They didn't disappoint. Repair guy, Jose, came on time and very friendly and professional. He got my A/C...

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Mike S.
3/26/2025

My wife and I needed a whole house humidifier installed. Something I've done before. Where it needed to be installed would have been a nightmare for me. I called AJ Heating and Cooling and a...

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Joe I.
1/27/2024

I had a very good experience with AJ Heating and Cooling. I had received several quotes from different companies and AJ was not the cheapest nor the most expensive. He was the only one who...

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Kay L.
6/9/2025

Based on the yelp reviews, I expected AJ Heating & Cooling to be a good choice for an AC estimate. Boy was I wrong. Jose told me the ducts needed to be insulated which would cost some money after...

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