Sep 3, 2026
AC Blowing Warm Air? Common Causes and Fixes
Reading Time About 6 Min
Responding in Same-day
Residential HVAC
Donnelly's Cooling, Heating & Plumbing
VerifiedEstablished · 54 yrs
5.0(42 reviews)•Residential•Serving Lansdale, PA
EPALicensed And InsuredNATENCI
Provides AC maintenance, heating, and plumbing services for homes in the Greater Philadelphia area.
54
Years in Business
Yes
Emergency Service
Available
Financing Available
Lansdale, PA
Service Area
Services Offered
Special Offers
Offer
free estimates on replacement AC units
Customer Sentiment Summary
Strengths
- Technicians turn up inside the booked window, something 12 reviewers went out of their way to note.
- Conduct on site is the headline: 14 of 41 reviewers describe the crew as professional, courteous and respectful of their home.
Areas to Watch
- Pricing is mostly positive but not unanimous: 3 of the 41 reviews analysed raised it, and a minority had problems.
- Workmanship is mostly positive but not unanimous: 3 of the 41 reviews analysed raised it, and a minority had problems.
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FAQ
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