Holy City Heating & Air, LLC
Charleston, SC Furnace Replacement · #3 of 9 · 10+ yrs
At a glance
- Google rating
- 4.9★ from 1,050+ reviews
- In business
- 10+ years
- Yelp
- 4.3★ from 25+ reviews
- Services
- 3 Furnace Replacement services
- Service area
- Charleston, SC + 2 nearby
Overview
Holy City highlights furnace replacement and new-system installs with Daikin equipment listed. Holy City lists a 12-year labor warranty on installations. The company says they offer same-day emergency replacements for heating outages. Local roots tie them to Charleston-area coastal climate challenges and salt-air equipment needs. Holy City advertises financing through GoodLeap and promotional no-interest options.
Furnace replacement and system changeouts for Mount Pleasant and greater Charleston residential and commercial customers. Labor warranty: the website lists a 12-year labor warranty on installations. Brand partnerships: Daikin equipment and ductless systems are named on their product pages. Financing: GoodLeap financing with advertised 18-month no-interest promotions is available.
Vouched Score breakdown — 81/100
Above the Charleston, SC Furnace Replacement average of 78/100. Ranks #3 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 Holy City Heating & Air, LLC compares to the Charleston average
| Signal | Holy City Heating & Air, LLC | Charleston avg | Delta |
|---|---|---|---|
| Vouched Score | 81/100 | 78/100 | +3 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 1,050+ | 1,100+ | -49 vs avg |
| Years in business | 10+ | 30+ | -20 vs avg |
What customers say
Pros
- High Google rating (4.9★ across 1,050+ reviews)
- Long-established (10+ years in business)
Self-reported on their website — not independently verified.
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
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 have a commercial property
- You prefer a family-owned operation
- You want a BBB-rated firm specifically
Services
- Furnace Replacement
- Commercial HVAC
- Emergency HVAC Service
Service area
Charleston, SC home · Replacement Charleston, SC home · Replacement Mount Pleasant, SC 6 mi
What Holy City Heating & Air, LLC publishes about pricing
Discounts
-
10% off
As published: 10% off"…otions $0 estimate FREE HVAC REPLACEMENT ESTIMATE 10% OFF WATER HEATERS NEW YEAR GREAT DEALS 18 MONTHS – NO…" -
20% off
As published: 20% off"…ally cares. Holy City Heating & Air is that team! 20% Off Equipment Repair Half Priced Service Fee Priority…"
Maintenance plans
-
Maintenance Plan
As published: Maintenance Plan"…p for free Book Now SpecialS Financing Promotions Maintenance Plan ABOUT Reviews Contact Us Gallery Careers Blog HVA…"
Guarantees & credentials
- 12-Year Warranty
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 Holy City Heating & Air, LLC?
When should I choose Holy City Heating & Air, LLC?
When should I consider alternatives to Holy City Heating & Air, LLC?
What is the Vouched Score for Holy City Heating & Air, LLC?
How long has Holy City Heating & Air, LLC been in business?
What does furnace replacement service typically cost when working with a Charleston, SC provider like Holy City Heating & Air, LLC?
What pricing terms does Holy City Heating & Air, LLC publish on their website?
Does Holy City Heating & Air, LLC do Furnace Replacement in Charleston, SC?
Does Holy City Heating & Air, LLC do Commercial HVAC in Charleston, SC?
Does Holy City Heating & Air, LLC do Emergency HVAC Service in Charleston, SC?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Holy City Heating & Air, LLC (this company) |
81/100 | 4.9★ (1,050+) | 10+ | — | 4.3★ | Commercial Furnace Replacement |
| 75/100 | 4.9★ (285+) | — | — | 4.3★ | — | |
| 83/100 | 4.9★ (885+) | 54+ | — | 3.7★ | Best for Honest Replace-vs-Repair Best Manufacturer-Authorized Installer |
|
| 72/100 | 4.9★ (260+) | 33+ | — | 3.5★ | — |
Listed in
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Profile last updated June 29, 2026.