Heating & Air Conditioning / HVAC near Lowell

“The experience with KZN was absolutely fantastic! Last winter, our HVAC unit broke down during the coldest days of the season. We had heard about KZN's excellent service, and they truly lived up to their reputation. When we contacted them, the owner promptly came to inspect our unit. To our relief, within just twelve hours, we had a new and improved unit installed, which also helped reduce our utility bills too.
I can't recommend KZN highly enough.“

“The guys over at Davco were able to put in my furnace before we got a cold snap. They replaced my AC and furnace quickly and efficiently at a fraction of the cost of everywhere else we looked at. Really appreciate their hard work! Would definitely recommend“

“Technician Joe was kind and very professional… He got our unit cleaned up and running perfectly! He also shared with us the maintenance plan which was very reasonable and will keep our unit running good for the future I highly recommend this business“

“If you are a landlord, the company is fantastic! They use 21st century communications (you really can text the technician) with 20th century work ethics. Each time a tech has visited our properties or called on tenants, they work until they have a real diagnosis.“

“I highly recommend D&M Heating and Air Conditioning. Great service, came out quickly and were very nice people.“

“Very happy with Illiana Heating and Air Conditioning from the girls in the office to my service technician, Jim he was professional kind and very patient with me I'm a senior I have a tendency to talk a lot. I recommend the company to anyone, thank you Sandy B“

“Installed a Tesla wall charger. Basic install with breaker in basement up to the garage. Looks good and device is working. Easy process from start to finish.“

“The best and most honest HVAC contractor I've dealt with. Very friendly and doesn't try to sell you anything. He tells it like it is. Not like the big name contractors. Family friendly. Highly recommend!“

“All American HVAC is professional, knowledgeable and perform quality work. 10/10 recommend. Will be referring to all family and friends.“

“Alex was great, he cleaned and inspected my furnace as requested. I feel confident in his work and reassured my furnace is in good shape.Service: HVAC system maintenance“

“Excellent weekend service!Fixed my problem in 1 trip!!!Outstanding!Old Fashion Quality!Service: HVAC system repair“

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“Kenny Smith is the BEST in the business, If he cant fix it,it cant be fixed.. I have been a lifelong Client of Lake Heating and I WONT call anyone else.“

“These guys are upfront honest and knowledgeable and do great work not like the four seasons tech who try to scam me the day before“

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“Bryan was very courteous and polite he cleaned up everything like he wasn't there took away the old hot water heater very friendly very nice young man he was very polite to my wife and my wife liked him alive said he was very friendly he is someone that that they should be very proud of having them representing their company“

“So glad we went with this company to fix our AC. It went out in the midst of a heat wave, and it was rough. Willamson Heating and Cooling answered our call right away and came out to fix it super quick. They put the ac in very nicely and cleaned up around it all within a few hours. I’m very happy with their work, and they were super professional as well. 10/10 recommend“

“Merts heating and air did a fantastic job. We needed a new AC and furnace replacement. Jose G. and Blaize S. arrived at our home and got right down to business. They were very professional, courteous and neat during the install and haul away. We would highly recommend Merts.“