Best Furnace Repair Companies in Phoenix, AZ
Furnace Repair in Phoenix: NATE certification + gas safety
Furnace repair is gas + combustion work — credentials carry more weight than for AC. NATE certification and EPA 608 are the baseline. Here is what each of the 25 providers below publishes: In Arizona, HVAC work requires an active ROC license (R-39 or KA-39 class) — verify the number on roc.az.gov before signing.
Top picks
American Home Water & Air★ Best NATE-Certified Team
Furnace Repair score: 5.0
Vouched Score: 91/100
Gas-furnace service specialist. NATE Certified with same-day Emergency.
- NATE: ✓
- Emergency: same-day
- Mfg dealer: Trane Comfort Specialist
- Flat-rate: ✓
- Free estimates: ✓
- Years: 40+
Google 4.9★ (3,025+)BBB 2.0★ (4)
Ideal Air Conditioning and Insulation
Furnace Repair score: 4.9
Vouched Score: 91/100
No-heat diagnostician. NATE Certified and 2-hour Emergency.
- NATE: ✓
- Emergency: 2-hour
- Mfg dealer: Trane Comfort Specialist
- Warranty: 10-Year
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 15+
Google 4.9★ (1,400+)BBB 5.0★ (3)
Benefit Air Conditioning
Furnace Repair score: 4.9
Vouched Score: 91/100
Heat-system repair shop. NATE Certified paired with 24/7 Emergency.
- NATE: ✓
- Emergency: 24/7
- Mfg dealer: Trane Premier Comfort Specialist
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 30+
What customers say about furnace repair
…Mikey Knight serviced our heating units on Tuesday, December 30, 2025. He sent a text from his prior service place to us giving us detailed information ( sent photo of himself) ahead of coming to our house. He did a thorough investigation of our heating units ( furnace) and provided details as to its performance. Well appreciated. Demonstrates the excellent quality and training of Benefit Air's technicians. Highly recommend this company. Priced very reasonably for their two services provided ( once in Spring once in Fall)
Google 4.9★ (715+)BBB A+
Reeis Air Conditioning, Plumbing & Electrical
Furnace Repair score: 4.8
Vouched Score: 89/100
CO-safety-aware shop. NATE Certified; same-day Emergency.
- NATE: ✓
- Emergency: same-day
- Mfg dealer: Trane Authorized Dealer
- Warranty: 5-Year
- Flat-rate: ✓
- Free estimates: ✓
- Years: 15+
Google 4.9★ (1,740+)BBB 4.84★ (65+)
- Mfg dealer: Trane Comfort Specialist
- Flat-rate: ✓
- Free estimates: ✓
- Years: 40+
Google 5.0★ (915+)BBB A+
Day & Night Air Conditioning, Heating, & Plumbing
Furnace Repair score: 4.8
Vouched Score: 88/100
Driven by: same-day Emergency
- Emergency: same-day
- Warranty: 10-Year
- Flat-rate: ✓
- Free estimates: ✓
- Years: 45+
What customers say about furnace repair
did a great job with my A/C & furnace check up. He took his time to explain in detail why my ancient air conditioner, and furnace should be replaced before the summer heat sets in.
Google 4.9★ (9,385+)Yelp 3.9★ (305+)BBB 4.25★ (30+)
Island Breeze Air Conditioning & Heating LLC
Furnace Repair score: 4.7
Vouched Score: 87/100
No-heat diagnostician. NATE Certified and 24/7 Emergency.
- NATE: ✓
- Emergency: 24/7
- Free estimates: ✓
- Years: 5+
Google 5.0★ (615+)BBB 4.85★ (25+)
Howard Air Service Center
Furnace Repair score: 4.5
Vouched Score: 83/100
Heat-system repair shop. NATE Certified paired with 24/7 Emergency.
- NATE: ✓
- Emergency: 24/7
- Warranty: 2-Year
- Flat-rate: ✓
- Free estimates: ✓
- Years: 45+
Google 4.7★ (1,125+)
Adams Refrigeration
Furnace Repair score: 4.5
Vouched Score: 83/100
No-heat diagnostician. NATE Certified and same-day Emergency.
- NATE: ✓
- Emergency: same-day
- Mfg dealer: Carrier Authorized Dealer
- Warranty: 2-Year
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 75+
Google 4.6★ (135+)BBB 4.9★ (10)
Any Hour Services - Electric, Plumbing, Heating & Air
Furnace Repair score: 4.4
Vouched Score: 81/100
Driven by: 24/7 Emergency
- Emergency: 24/7
- Flat-rate: ✓
- Free estimates: ✓
- Years: 60+
Google 4.9★ (1,505+)
- Mfg dealer: York, Trane, Heil Authorized Dealer
- Free estimates: ✓
- Years: 15+
What customers say about furnace repair
I appreciate the transparency when I was on the phone with Geraldo! He knew exactly what I was trying to explain to him and understood the due diligent I took to ensure I wasn't wasting anyone's time. I value the fact that he trusted in me as a customer. He had a tech, Kevin, come out first thing in the morning to fix the furnace. When he arrived, he was quick to understand what the problem was and validated my symptoms. In less than an our our control valve was swapped out and the heater was back in action. Thanks again guys!!
Google 4.8★ (170+)
Cool Zone Air Conditioning & Heating
Furnace Repair score: 4.3
Vouched Score: 79/100
No-heat diagnostician. NATE Certified and same-day Emergency.
- NATE: ✓
- Emergency: same-day
- Mfg dealer: Carrier Factory Authorized Dealer
- Warranty: 10-Year
- EPA 608: ✓
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 19+
Google 4.9★ (600+)Yelp 4.7★ (50+)BBB 5.0★ (1)
- Emergency: 24/7
- Free estimates: ✓
- Maintenance: ✓
- Years: 25+
Google 4.9★ (680+)BBB A+
4Him Cooling and Heating Co
Furnace Repair score: 3.6
Vouched Score: 83/100
Driven by: 24-hour Emergency
- Emergency: 24-hour
- Flat-rate: ✓
- Free estimates: ✓
- Years: 5+
Google 4.9★ (320+)
- Emergency: 2-hour
- Mfg dealer: Carrier Authorized Dealer
- Warranty: 1-Year
- EPA 608: ✓
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 5+
Google 4.9★ (185+)
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Years: 50+
Google 4.7★ (33,450+)
Penguin Air, Plumbing & Electrical
Furnace Repair score: 3.3
Vouched Score: 76/100
Driven by: same-day Emergency
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Years: 15+
Google 4.7★ (6,400+)BBB 4.01★ (65+)
Goettl Air Conditioning and Plumbing - Phoenix AZ
Furnace Repair score: 3.2
Vouched Score: 73/100
Driven by: 24/7 Emergency
- Emergency: 24/7
- Flat-rate: ✓
- Free estimates: ✓
- Years: 85+
Google 4.7★ (13,975+)
Scottsdale Air Heating & Cooling
Furnace Repair score: 2.7
Vouched Score: 84/100
Driven by: same-day Emergency
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 75+
Google 4.9★ (430+)
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Years: 10+
Google 4.8★ (1,790+)
Consistently strong customer feedback (5.0★ from 215+ Google reviews). Specific NATE / EPA credentials not published — confirm by phone.
Google 5.0★ (215+)
George Brazil Air Conditioning & Heating
Furnace Repair score: 2.4
Vouched Score: 73/100
Driven by: same-day Emergency
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Years: 70+
Google 4.7★ (5,170+)BBB 3.14★ (20+)
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Years: 1+
Google 5.0★ (75+)Yelp 5.0★ (1)BBB 5.0★ (2)
ACE Home Services (formerly Hero Home Services)
Furnace Repair score: 2.3
Vouched Score: 72/100
Driven by: same-day Emergency
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 30+
Google 4.9★ (535+)
Semper Fi Heating and Cooling
Furnace Repair score: 2.3
Vouched Score: 70/100
Driven by: same-day Emergency
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 10+
Google 4.8★ (170+)
Typical Furnace Repair costs in Phoenix, AZ (2026)
Last updated
Estimated ranges for Phoenix, AZ. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Furnace repair | $115–$630 |
| Ignitor or flame sensor replacement | $180–$450 |
| Heat exchanger inspection (CO safety check) | $135–$315 |
| Heat exchanger replacement (repair-vs-replace inflection) | $1,350–$3,150 |
What Phoenix Residents Frequently Ask About Heating and Cooling
- When is a furnace problem an actual emergency vs. a next-day call?
- Carbon-monoxide alarm, smell of gas, or visible cracks in the heat exchanger → emergency. No-heat in sub-freezing weather is urgent but rarely safety-critical. Most no-heat calls are igniter, flame sensor, or gas valve — same-day fixable.
- What's the difference between a flame-sensor clean ($120) and heat-exchanger replacement ($1,500+)?
- Flame sensors clog with combustion residue and stop signaling the gas valve — quick clean or swap. Cracked heat exchangers leak CO into your home airflow and require exchanger replacement (often impractical) or full furnace replacement. The tech's CO meter reading decides which one you're facing.
- Do Phoenix HVAC contractors need a specific state license to perform repairs?
- Yes, all professional HVAC contractors in Phoenix must hold a valid license issued by the Arizona Registrar of Contractors. This state-level requirement ensures that companies maintain necessary bonding, insurance, and workers' compensation coverage. When seeking affordable hvac services in Phoenix, always verify that your chosen provider displays their ROC license number clearly on their website or service documents to confirm they meet these safety standards.
- When is the busiest season for HVAC maintenance in Phoenix, Arizona?
- The peak demand for cooling services occurs during the extreme summer heat from May through September. During these months, systems run continuously to combat 110°F+ temperatures, leading to higher call volumes for emergency repairs. To avoid long wait times, many residents schedule their annual hvac maintenance in Phoenix, Arizona, during the milder winter months, which also allows technicians to inspect units before the heavy cooling season begins.
- How do I find a specialist for high-efficiency cooling systems in Phoenix?
- Look for providers who hold manufacturer-dealer designations and maintain NATE-certified technicians on their staff. These certifications indicate that the company has verified expertise in installing and servicing high-efficiency equipment, which is essential for managing the thermal load in neighborhoods like Arcadia or Desert Ridge. Reviewing customer feedback for mentions of specific system upgrades can also help you identify contractors who specialize in modern, energy-efficient cooling solutions.
- Typical HVAC pricing in Phoenix, AZ: what should I budget?
- Furnace repair typically runs $115–$630, and heat exchanger replacement runs $1,350–$3,150 in Phoenix, Arizona. See the HVAC pricing table on this page for the full per-service breakdown.