HVAC & Air Conditioning Contractors in Warrington, PA
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Service Pros
Ductless mini split systems complete installation and repair., Central air conditioning complete installation and repair., Water heater replacement and repair. , and 2 more
"Andrew very patient and knowledgeable young man. I enjoyed working with him. Not to mention he was the best job and price out there!"
Barry L. in November 2023
HVAC Replacement, Mini Splits, Heaters , and 2 more
"They are work great and fast. Overall very pleasure experience"
24B3839B0492A2395B2EEA0164E54F0CFC7C7BCF8AEA2093CEE2FFE883DCBD6E 8. in April 2024
HVAC
"I can't say enough about how friendly, accommodating, and reasonable George was. He really helped out when the compressor went and I needed a new compressor unit. He was fair priced, straightforward and genuinely a pleasure to do business with. Forget all the techs trying to be salespeople and choose George for honest expertise with fair pricing."
Matthew S. in July 2019
HVAC
"Sergii responded within 15 minutes of my posting on Angi. He was at the house within another 1/2 hour. Absolutely amazing quick service. He discovered the problem and our heater was up and running. We will definitely keep him in mind for any of our plumbing/ heating needs."
Claire D. in November 2022
In business since 1980
About us: "In 1972, Donnelly’s Cooling, Heating & Plumbing began serving Pennsylvania residents with premier plumbing services and later expanded to add their superior HVAC services. As the area’s top choice for plumbing, heating, and cooling service, we’re proud to offer unmatched professionalism and quality results. With same-day and emergency services, our team is always available for your home service needs. Plus, with service for all brands and free estimates, you can trust you’re in excellent hands with our team."
Plumbing, Electric Installations, HVAC Installations , and 2 more
"Marshall does it all, heating oil, HVAC, plumbing etc. Theyâ  re great!"
Bill K. in December 2022
Furnaces, Boilers, central & ductless A/C & Heat Pumps, Gas Fireplace., Experienced HVAC installer and Service Tech. EPA Cert # 0352207329800., Electrical wiring and repairs; all work underwritten as required by code. , and 2 more
"good price, delivery as promissed"
anna H. in December 2007
HVAC, Remodeling, Plumbing , and 5 more
"I requested a ceiling fan install. The technician showed up on time. He was very professional, well mannered and got the job done in no time. I will definitely use this company again for future electrical needs."
F3F9786EECA11A965177633EF2D7C1D4A5908C25717E2A3C0FDD273CD5D6D7D4 6. in June 2025
Sewer & Water Line Replacement - We Can Repair or Replace a Water or Sewer Line Without Destroying Your Front Lawn - Call for a Free Water or Sewer Line Inspection, Plumbing - Water Heaters, Leaky Faucets, Running Toilets, Sump Pump Repair & Installation & Much More, Heating - We Service All Makes & Models, 2 Year Warranty on Repairs, Annual Service Plans for Cleaning & Maintaining Equipment , and 2 more
"Horizon came out the same day I contacted them, fixed my A/C problem and did so at a very reasonable price. The rep was very knowledgeable about our issue and provided sensible options for the future of our A/C unit. I wouldn't hesitate to contact them again, which I definitely will at the beginning of next summer."
Jay A. in August 2018
Top Air Conditioning Projects
HomeAdvisor Community Rating
Warrington HVAC & Air Conditioning Contractors are rated 4.8 out of 5 based on 1654 reviews of 1654 pros.
The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.
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