1
$$Top Pick
One call handles HVAC, plumbing, AND electrical. Their technicians are trained in all three, which means faster diagnosis and fewer service calls.
Allentown, Pennsylvania · The Queen City
Best HVAC in Allentown
Our curated list of the 5 best hvac in Allentown, PA. Ranked by Google reviews, local reputation, and our team's research. Updated for 2026.
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Same great local service you trusted from Werley, now with the resources and backing of a national brand. Best of both worlds.
3
$$$
They show up when they say they will — and they mean it. Upfront pricing before work starts means no surprise bills at the end.
4
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24-hour emergency service means they are there when you need them most. EPA-certified technicians who know their stuff.
5
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Three decades of keeping the Valley comfortable. Family-owned means they actually care about their reputation.
Frequently Asked Questions
What is the best HVAC company in the Lehigh Valley?
Curtis Total Service leads our rankings with a 4.7 rating and full-service capabilities (HVAC, plumbing, and electrical). Burkholder's Heating & Air and Hannabery HVAC are also highly rated options.
How much does a new HVAC system cost in the Lehigh Valley?
A new central air and heating system typically costs $6,000-$12,000 installed. High-efficiency systems or heat pumps may cost $10,000-$18,000 but offer significant long-term energy savings.
Do HVAC companies in the Lehigh Valley offer emergency service?
Yes — most top-rated companies including Curtis Total Service, EVA Home Services, and Horizon Services offer true 24/7 emergency service for heating and cooling failures.