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50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in Western Kentucky
Thornton Heating & Air has served Western Kentucky since 1937, establishing itself as a trusted provider of residential and commercial HVAC solutions. Our team specializes in customized heating, cooling, and sheet metal fabrication services, prioritizing precision and energy efficiency. As a Trane Comfort Specialist, we combine industry-leading products with factory-authorized parts to ensure long-term system performance. With 24/7 emergency service and a 100% satisfaction guarantee, we emphasize transparent communication, detailed diagnostics, and preventive maintenance.

Our technicians undergo rigorous training to address complex HVAC challenges, from ductless installations to commercial system repairs. Backed by decades of local experience, we focus on building lasting customer relationships through reliable service and competitive pricing.
Services
HVAC Installation AC Repair Commercial HVAC Sheet Metal Fabrication Ductless AC Indoor Air Quality Refrigeration Services Heating Installation Emergency Services Maintenance Plans
Details
  • Year established: 1937
Highlights and features
  • 24/7 emergency service with live representatives available year-round
  • Custom HVAC installations tailored to specific residential or commercial needs
  • Factory-authorized Trane parts for extended warranty and durability
  • Sheet metal fabrication services for precise ductwork and system efficiency
  • Preventive maintenance plans to reduce long-term repair costs
Associations and certifications
  • Trane Comfort Specialist
What people say
Prompt 24/7 service Knowledgeable technicians Satisfaction guarantee Clear communication Reliable repairs
Services
HVAC Installation
We customize HVAC installations for residential and commercial properties, ensuring optimal efficiency. Our technicians assess building specifications to recommend Trane systems that reduce energy costs. Proper sizing and ductwork design prevent performance issues, with options including ductless units for specialized needs.
AC Repair
Emergency AC repairs address breakdowns during extreme weather. Our 24/7 service includes diagnostics for refrigerant leaks, compressor failures, and electrical issues. Technicians carry common parts to resolve problems promptly, minimizing indoor discomfort and humidity risks.
Commercial HVAC
We service light commercial HVAC equipment, focusing on minimizing business downtime. Solutions include rooftop unit maintenance, economizer repairs, and 3-phase electrical system checks. Preventive agreements cover seasonal inspections to maintain operational efficiency for retail, office, and industrial spaces.
Sheet Metal Fabrication
Custom sheet metal fabrication creates precise duct systems for new installations or retrofits. Our shop produces sealed, insulated ducts to improve airflow efficiency. Services include repairing damaged runs and modifying existing layouts to enhance heating and cooling distribution.
Maintenance Plans
Preventive maintenance extends HVAC lifespan through biannual inspections. Technicians clean coils, check refrigerant levels, and test electrical components. Commercial contracts include detailed reports on system health, helping businesses avoid unexpected failures and optimize energy use.
Questions
Do you offer emergency HVAC services after hours?
Yes, we provide 24/7 emergency HVAC repairs for residential and commercial clients in Western Kentucky.
What HVAC brands do you work with?
We specialize in Trane equipment but service all major HVAC brands for installation, repair, and maintenance.
Can you help with commercial HVAC maintenance contracts?
Yes, we offer customized preventive maintenance agreements for commercial properties to ensure system reliability.
Do you provide financing options for HVAC installations?
Yes, we offer special financing plans with approved credit for residential HVAC replacements and upgrades.
What areas do you serve?
We serve Murray, Mayfield, Benton, and surrounding areas in Western Kentucky for all HVAC needs.
Are your technicians certified?
Our team includes Trane-certified specialists and factory-trained technicians for proper HVAC system servicing.