The Best HVAC in Knoxville, AL

Compare the highest-rated hvac professionals in Knoxville, Alabama. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Knoxville Climate Control

4.8
(127 reviews)
Verified

A full-service HVAC provider specializing in high-efficiency system installations and complex ductwork design for Knoxville's humid climate. Family-owned with NATE-certified technicians who excel in both residential and light commercial systems.

201 Main Street, Knoxville, AL 35469

Specialties & Features

Energy Efficiency Consulting
Ductwork Design & Installation
24/7 Emergency Service
Humidity Control Systems

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Southern Comfort Heating & Air

4.6
(94 reviews)
Verified

Specializes in heat pump systems and furnace replacements tailored to Alabama's variable seasons. Known for their preventative maintenance programs that help systems withstand high summer temperatures and occasional winter freezes.

345 Oak Ridge Drive, Knoxville, AL 35469

Specialties & Features

Heat Pump Expertise
Furnace Installation & Repair
Preventative Maintenance Plans
System Retrofitting

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Black Warrior HVAC Services

4.5
(78 reviews)
Verified

Provides comprehensive HVAC services with emphasis on emergency repairs and system tune-ups. Their technicians are EPA Section 608 certified and particularly skilled with older homes that require specialized ductwork solutions.

522 Riverbend Road, Knoxville, AL 35469

Specialties & Features

Emergency Repair Services
Older Home System Expertise
AC Tune-Ups
Indoor Air Quality Solutions

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Knoxville

Knoxville's humid subtropical climate creates high demand for reliable AC systems during hot, humid summers (average highs 90°F+) and efficient heating during occasional cold snaps. The local HVAC market focuses on humidity control, system durability, and energy efficiency due to high summer electricity costs. Most homes use split systems with heat pumps being popular for their efficiency in mild winters. Seasonal demand peaks in July-August for AC services and January for heating repairs.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Knoxville regulations and climate

Frequently Asked Questions About HVAC in Knoxville

Get answers to common questions about hvac services in Knoxville, Alabama.

1What is the typical cost to replace a central HVAC system in Knoxville, AL, and what factors influence the price?

In Knoxville, a full HVAC system replacement typically ranges from $5,000 to $12,000, depending on the home's size and system efficiency. Key factors include the unit's SEER (Seasonal Energy Efficiency Ratio) rating—important for our hot, humid Alabama summers—and the complexity of the ductwork in older local homes. Choosing a higher-efficiency unit, while more expensive upfront, can lead to significant savings on Alabama Power bills during peak cooling season.

2When is the best time of year to schedule HVAC maintenance or replacement in Knoxville?

The ideal times are during the mild shoulder seasons of early spring (March-April) and early fall (September-October). Scheduling service during these periods ensures your system is fully tuned up before the intense summer heat and humidity arrive, and it helps you avoid the high-demand summer rush when HVAC companies are busiest with emergency breakdown calls. This planning can also lead to better availability and sometimes promotional pricing from local contractors.

3Are there any local regulations or rebates in Alabama I should know about when installing a new HVAC system?

While Knoxville follows standard Alabama state mechanical codes, there are no specific city-level HVAC permits required. However, it's crucial to hire a licensed Alabama HVAC contractor who pulls the necessary state permits. For rebates, always check with Alabama Power, which occasionally offers incentives for installing high-efficiency systems, and inquire about federal tax credits for Energy Star certified equipment, which can provide substantial savings.

4How do I choose a reliable HVAC contractor in the Knoxville area?

Look for a contractor who is fully licensed, insured, and has a strong physical presence in the local community. Ask for references from neighbors and check online reviews specific to their service in East Alabama. A trustworthy provider will perform a detailed load calculation (Manual J) for your specific home, accounting for our local climate, rather than just recommending a unit based on square footage alone.

5My system runs constantly in the summer but doesn't cool well. What's a common local issue?

Given Knoxville's high humidity levels, a very common issue is a refrigerant leak or an undersized system struggling to remove both heat and moisture from the air. Another frequent culprit is dirty or restricted evaporator coils, which reduce efficiency. We also see many homes with inadequate attic insulation or ductwork leaks in unconditioned spaces, causing the system to work overtime against the intense Alabama heat. A professional diagnostic can pinpoint the exact cause.