M&B Heating and Air
Charleston, SC Furnace Replacement · #4 of 9 · NATE-certified
At a glance
- Google rating
- 4.9★ from 655+ reviews
- Yelp
- 3.7★ from 3 reviews
- Services
- 2 Furnace Replacement services
- Service area
- Charleston, SC + 1 nearby
Overview
M&B emphasizes furnace replacement work for Charleston homeowners. The company lists NATE-certified technicians on staff. Charleston's coastal humidity and older homes affect combustion venting needs. M&B advertises free estimates and financing for major changeouts.
Furnace replacement specialist serving Charleston and nearby communities. NATE-certified technicians are listed on their site. Emergency response is available 24/7 for heating failures. Free estimates and financing options are advertised for system changeouts.
Vouched Score breakdown — 80/100
Above the Charleston, SC Furnace Replacement average of 78/100. Ranks #4 of 9 listed Furnace Replacement providers in Charleston, SC.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How M&B Heating and Air compares to the Charleston average
| Signal | M&B Heating and Air | Charleston avg | Delta |
|---|---|---|---|
| Vouched Score | 80/100 | 78/100 | +2 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 655+ | 1,100+ | -441 vs avg |
What customers say
Pros & cons
- High Google rating (4.9★ across 655+ reviews)
Self-reported on their website — not independently verified.
- NATE-certified technicians
- Emergency response: 24/7
- Financing available
- Free estimates
- Lower Yelp rating than Google (3.7★ vs 4.9★)
When to choose them — and when to consider alternatives
- You need same-day furnace replacement
- You need same-day or after-hours service
- You need to finance the work
- You want a top-rated provider with substantial review history (4.9★, 655+ reviews)
- You want NATE-certified technicians
- Reports of rating divergence would be a deal-breaker for you
- You want a BBB-rated firm specifically
Services
- Furnace Replacement
- Emergency HVAC Service
Service area
Charleston, SC home · Replacement Charleston, SC home
Guarantees & credentials
- NATE certified
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of M&B Heating and Air?
What are the cons of M&B Heating and Air?
When should I choose M&B Heating and Air?
When should I consider alternatives to M&B Heating and Air?
What is the Vouched Score for M&B Heating and Air?
What does furnace replacement service typically cost when working with a Charleston, SC provider like M&B Heating and Air?
What pricing terms does M&B Heating and Air publish on their website?
Does M&B Heating and Air do Furnace Replacement in Charleston, SC?
Does M&B Heating and Air do Emergency HVAC Service in Charleston, SC?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
M&B Heating and Air (this company) |
80/100 | 4.9★ (655+) | — | — | 3.7★ | High-Efficiency (95%+ AFUE) Upgrades |
| 80/100 | 4.9★ (1,310+) | 12+ | — | 3.8★ | Best for Commercial Furnace Replacement | |
| 72/100 | 4.9★ (260+) | 33+ | — | 3.5★ | — | |
| 83/100 | 4.9★ (885+) | 54+ | — | 3.7★ | Best for Honest Replace-vs-Repair Best Manufacturer-Authorized Installer |
Listed in
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Profile last updated June 29, 2026.