The Best HVAC in Knoxville, TN

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

#1

Volunteer Heating & Air

4.8
(324 reviews)
Verified

A premier full-service HVAC contractor specializing in high-efficiency system installations and complex ductwork design for Knoxville's humid climate. Known for expertise in both residential and light commercial systems, with a strong focus on energy-efficient solutions and smart thermostat integration.

5423 Kingston Pike, Knoxville, TN 37919

Specialties & Features

Energy Efficiency Upgrades
Ductwork Design & Installation
24/7 Emergency Service
High-Efficiency Systems
Humidity Control

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Smoky Mountain Heating & Cooling

4.7
(278 reviews)
Verified

Family-owned HVAC specialist with deep roots in the Knoxville community. Offers comprehensive maintenance plans tailored to the local seasonal demands, specializing in furnace repair for colder months and AC tune-ups for the intense summer heat. Known for honest diagnostics and quality workmanship.

8912 Western Avenue, Knoxville, TN 37923

Specialties & Features

Preventive Maintenance Plans
Furnace Repair & Installation
Emergency HVAC Services
AC Tune-ups
Local Climate Expertise

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Knoxville Climate Control

4.6
(195 reviews)
Verified

Modern HVAC contractor focusing on system replacement and smart home integration. Excels at helping homeowners upgrade older, inefficient units with new, ENERGY STAR® certified systems, offering significant savings on Knoxville's high summer cooling costs. Strong reputation for clean installations and responsive emergency service.

1230 Downtown West Blvd, Knoxville, TN 37921

Specialties & Features

HVAC System Replacement
ENERGY STAR® Certified Systems
Smart Thermostat Integration
24/7 Emergency Repair
Air Quality Solutions

Business Information

Years in Business:14 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Knoxville

The Knoxville HVAC market is robust and highly competitive, driven by a humid subtropical climate with hot, humid summers (average highs near 90°F) and moderately cold winters (average lows near 30°F). This creates year-round demand for reliable heating and cooling, with peak service calls during summer heatwaves and winter cold snaps. High pollen counts also create strong demand for indoor air quality solutions. Reputable providers are distinguished by 24/7 emergency service, NATE-certified technicians, and expertise in humidity control, which is critical for home comfort in the region.

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, Tennessee.

1What is the typical cost range for replacing a central HVAC system in a Knoxville home?

For a full system replacement in Knoxville, homeowners can expect to pay between $5,000 and $12,000+, depending on system size, efficiency rating, and home complexity. Knoxville's humid summers and variable winters make proper sizing critical, and choosing a higher SEER (Seasonal Energy Efficiency Ratio) unit, like 16+, can offer significant long-term savings on KUB (Knoxville Utilities Board) bills despite a higher upfront cost.

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

The ideal times are during the mild spring (March-May) and fall (September-November) seasons. Scheduling during these off-peak periods ensures greater technician availability, often better pricing, and prevents a breakdown during Knoxville's intense summer heat waves or occasional winter cold snaps. This proactive timing is crucial for preparing your system for the high-demand seasons.

3Are there any local Knoxville or Tennessee regulations or rebates I should know about for HVAC work?

While Tennessee has no statewide HVAC licensing, always verify a contractor is insured and check for local city or county requirements. For rebates, always check with KUB, as they occasionally offer incentives for upgrading to high-efficiency heat pumps or air conditioners, which are excellent for our climate. Additionally, federal tax credits for qualifying high-efficiency systems are available.

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

Look for established local companies with strong reputations, verified reviews, and technicians who are NATE-certified. A reliable provider will perform a detailed Manual J load calculation specific to your home's construction and Knoxville's climate to ensure proper sizing. Always get written, itemized estimates and avoid those who offer quotes over the phone without an in-home assessment.

5My heat pump seems to run constantly in winter. Is this normal for Knoxville's climate?

Yes, this can be normal during sustained periods of freezing temperatures, which are common in Knoxville winters. Heat pumps work by extracting heat from the outside air, and as temperatures drop into the 30s and below, they must run longer to maintain indoor comfort. However, if it's running non-stop without heating adequately, it may indicate a need for service, such as a refrigerant charge check or defrost cycle issue.