HVAC & Air Conditioning Contractors in Lansdowne, PA
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Service Pros
HVAC
"I will be hiring them for any future issues. He went above and beyond his service call to make sure the job was done right. Thank you stay safe and blessed."
Evelyn J. in August 2021
Gutter Cleaning
"Matt mounted our TV to our brick fireplace. He did an amazing job! He was on time, clean, friendly, and very reasonably priced! Thanks for your great work Matt!"
Amber W. in December 2020
"They are great to work with and very responsive. Would highly recommend them."
Joe B. in September 2024
HVAC
"Duane and his staff did a great job replacing the duct work. He was flexible and worked with my schedule."
Gail P. in August 2011
Mini-Splits, Commercial Refrigeration, HVAC Installations , and 7 more
"Super satisfied with Alexâ s work. MY central ac was not cooling and he found the issue quickly. Highly recommend his work."
Angelo R. in August 2024
ALL HVAC SERVICES, Refrigeration
"Did a radiator and boiler inspection, fixed an issue with my boiler. Called back to install a digital wifi thermostat. Will also be calling to replace my boiler before next year. Great guy, excellent pricing. Going to be doing lots of business with him!!!"
Benjamin B. in October 2023
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."
gas boiler, mon-sat 8-4, gas furnance , and 5 more
"Demetrius and his team did a great job. They were very professional and efficient. They came in and installed the new Google nest thermostat fourth generation they even allowed me to program it properly on the app so I have remote usage. I would highly recommend them for future projects"
BE5D987D6DFAC8A1A9BC9A0EE89DA2BF0182A5398ACDF7F91BE5515C97B2E39D A. in November 2025
Drain Cleaning - Kitchen Sinks, Laundry Tubes, Bathroom Drains, Main Sewer Lines, 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, Heating - We Service All Makes & Models, 2 Year Warranty on Repairs, Annual Service Plans for Cleaning & Maintaining Equipment , and 2 more
"Horizon Services provided me with quick call back. Was concerned that they address my plumbing issue in a timely matter."
Pauline M. in November 2012
All Types of Heating and Air Work, OIl, Gas and Propane, Heat Pumps, Boilers, Water Heaters
"Pleasant experience Great recommendations Great Service"
Robert D. in October 2020
Air Conditioning - We Service All Makes & Models, 2 Year Warranty on Repairs, Annual Service Plans for Cleaning & Maintaining Equipment, 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
"Knowledgeable, timely, and very professional. Would recommend highly."
Christine O. in October 2022
Top Air Conditioning Projects
HomeAdvisor Community Rating
Lansdowne HVAC & Air Conditioning Contractors are rated 4.5 out of 5 based on 1687 reviews of 1687 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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