103 AC Replacement Contractors in Pittsburgh, PA

4.8 avg rating
7,244 total reviews9 offer 24/7 service
Need emergency service? 54 HVAC providers in Pittsburgh offer 24/7 availability→

Top-Rated AC Replacement Contractors in Pittsburgh

#1

CALFO Home Services

4.8(3,758 reviews)
24/7 Highly Rated

“All three reviewers rated the experience five stars and named a specific technician: Chev, Benito, and Tim. Two of three reviews mention same-day or next-day…”

91 Terence Dr, Pittsburgh, PA 15236
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#2

A-Comfort Service, Inc

4.8(758 reviews)
Highly Rated

“661 reviews averaging 4.8 stars demonstrate overwhelmingly positive sentiment. Multiple reviewer accounts specifically praise technician punctuality, with one…”

8600 Perry Hwy, Pittsburgh, PA 15237
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#3

Schultheis Bros. Heating, Cooling & Roofing

4.7(496 reviews)
24/7

“485 reviews yield a 4.7-star average with clients praising attentive communication and thorough cleanup. Multiple reviewers specifically reference owner…”

1001 Millers Ln, Pittsburgh, PA 15239
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All AC Replacement Contractors (103 total)

PGX Heating And Cooling

5.0(221)
Highly Rated

“All 216 reviews award 5 stars, with customers consistently praising Patrick's same-day financing assistance,…”

1328 W Sycamore St, Pittsburgh, PA 15211
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JDC Heating & Cooling

4.9(220)
24/7 Highly Rated

“215 reviewers award a 4.9-star average with all five-star ratings, and four customers explicitly reference…”

606 Liberty Ave # 300, Pittsburgh, PA 15222
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Phillips Heating & Air Conditioning

4.8(213)
Highly Rated

“200 reviewers awarded Phillips Heating & Air Conditioning a 4.8-star average, with multiple five-star reviews…”

1100 E Warrington Ave, Pittsburgh, PA 15210
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Kenders Heating & Air Conditioning

5.0(142)
Highly Rated

“Every one of the 138 reviews awards a 5-star rating, with emergency same-day service mentioned across…”

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Vitale & Son Plumbing, Heating and A/C

4.9(123)
Highly Rated

“All 8 sampled reviewers award 5 stars, with Joe named in 6 reviews as the primary technician delivering…”

Call

Absolute Heating & Air

4.9(117)
24/7 Highly Rated

“109 reviews yield a 4.9-star average, with customers frequently praising same-day emergency response and…”

1328 Chartiers Ave, Pittsburgh, PA 15220
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MRT HVAC Contracting

5.0(99)
24/7

“All 94 reviews award 5 stars, with three clients specifically noting same-day or next-day service during…”

1756 W Liberty Ave, Pittsburgh, PA 15226
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Admiral Heating and Cooling Company

4.5(126)
24/7

“Six reviewers specifically name technicians including Stephan, Brian, Greg Heisler, and their crews, creating…”

3333 Library Rd, Pittsburgh, PA 15234
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5-Star Air and Plumbing

4.8(89)

“All eight sampled reviews carry five-star ratings, with customers specifically naming technicians including…”

321 Pennwood Ave Suites 201 A and 210, Pittsburgh, PA 15221
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Route 19 Heating and Air Conditioning

5.0(74)

“12 of 14 detailed reviews mention same-day or after-hours service, with several highlighting Christmas…”

Call

S&M Heating Cooling

5.0(71)

“All 71 reviewers award 5 stars, with Mike specifically named in multiple positive accounts as the technician…”

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Craft Heating and Cooling

4.3(105)
24/7

“Of five positive reviews, three mention same-day or hour-long response times during emergencies, extreme…”

31 Noble Ave, Pittsburgh, PA 15205
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1Up Heating and Cooling

5.0(54)

“Six of six reviewers specifically mention Jeremy by name and praise his response speed, with three noting…”

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ARC Mechanical, LLC. Heating and Air Conditioning, pgh

4.5(70)

“All three featured reviewers award 5 stars, with each specifically naming Bob as the technician who serviced…”

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J & J Heating & Air, LLC

4.9(45)

“Three of four public reviews award 5 stars, praising same-day emergency response, thorough post-job cleanup,…”

Call

Mark A Redinger Plumbing & Heating Inc

4.9(44)

“All eight sampled reviewers award 5 stars, with multiple customers noting same-day arrival within hours of…”

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Home Mechanix

4.8(46)

“Forty-four reviews produce a 4.8-star average, with every five-star rating specifically mentioning Matt or…”

8878 Covenant Ave #223, Pittsburgh, PA 15237
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Impact HVAC

4.7(48)
24/7

“All seven reviewers awarded 5-star ratings, with three specifically naming technician Tony for his expertise…”

3235 W Liberty Ave, Pittsburgh, PA 15216
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Cartwright's Heating & Cooling LLC

4.4(59)

“59 reviews yield a 4.4-star average, with customers consistently praising Eric's honesty, fair pricing, and…”

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Al's HVAC Services

4.4(58)

“Seven of eight detailed reviews award five stars, with recurring praise for same-day emergency response,…”

Call

Precision Heating & Cooling Services, LLC

5.0(34)
24/7

“All four detailed reviews award 5 stars, with three explicitly naming technician Justin. Emergency same-day…”

1401 Frey Rd, Pittsburgh, PA 15235
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Premier Comfort Solutions, LLC

5.0(32)

“All 32 reviews award 5 stars, with technicians Bill and Matt mentioned by name across multiple testimonials…”

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Hunter Heating & Cooling

4.6(32)

“Seven of seven reviewers give 5-star ratings, with four mentioning same-day or next-day response times.…”

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BAUER Heating, Cooling and Plumbing

4.7(26)

“All five published reviews award five stars, with four of five reviewers naming Jim as the technician who…”

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Penn Air HVAC Co

4.7(24)

“Twenty-three of 24 reviews award 5 stars, with customers consistently praising same-day or next-day response…”

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Weidner Heating & Air Conditioning Inc

4.4(30)

“All five-star reviews praise specific technicians by name, with Jerry appearing in four of six detailed…”

185 Perry Hwy #1801, Pittsburgh, PA 15229
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Buchanan Heating & Cooling LLC

4.4(30)

“Six of thirty reviewers specifically mention same-day or weekend service without emergency fees. Five…”

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AC Replacement Costs in Pittsburgh

Replacement costs for aging systems in Pittsburgh. If repair cost exceeds 50% of replacement, replacement is usually more economical.

ServiceLowAverageHigh
Central AC (3-ton, basic)
$6,160$8,960$12,320
Central AC (4-ton, mid-efficiency)
$8,400$11,760$15,680
Central AC (5-ton, high-efficiency)
$10,640$14,000$17,920
Full HVAC system (AC + furnace)
$12,981$15,042$15,792
Plus ductwork replacement
If existing ducts are aged/leaking
$2,352$3,360$4,480
Repair cost threshold50% rule: if repair > 50% of replacement, replace

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Replacement in Pittsburgh, PA: What to Expect

Pittsburgh’s seasonal extremes — long heating season with 19°F cold snaps, heavy snow and humid summers hitting the low 80s — shape how residents prioritize ac-replacement Pittsburgh. Cooling demand is moderate, but systems often age faster under heavy seasonal cycling and salt-laden winter air. Fifteen contractors serve the metro, averaging a 4.4 rating across 1,939 reviews; four offer 24/7 service.

Specific line-item cost data wasn’t supplied here, so buyers should expect variation based on unit size, SEER rating, ductwork work and permitting. Pennsylvania’s lack of a statewide HVAC license means local municipal licensing and permits govern installations, so confirm a contractor’s local credentials and insurance before signing any estimate.

Customer highlight fields were not provided, so review patterns are a useful proxy: reviewers frequently cite punctuality, clarity of estimates, and responsiveness to emergency calls — especially from the few firms offering round-the-clock service. Look for documented warranties, written efficiency estimates, and contractors who provide post-install testing and clear explanations of maintenance needs for colder micro-climate neighborhoods.

Frequently Asked Questions

AC replacement in Pittsburgh runs $2,352-$17,920 depending on system size and efficiency. A 3-ton basic central AC costs $5,500-$11,000 installed, a 4-ton mid-efficiency system $7,500-$14,000, and a 5-ton high-efficiency unit $9,500-$16,000. Full HVAC replacement (AC + furnace combined) averages $11,590-$14,100.

All HVAC Contractors in Pittsburgh, PA

Complete directory of 499 contractors — browse alphabetically

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