Business Details
48 Years
experience
Emergency
services
Trusted HVAC Services in Chattanooga, TN
Keith Heating & Air was founded in 1978 by Tim and Lee Keith as a family-owned business committed to delivering HVAC excellence in Chattanooga, TN. With over 45 years of continuous service, we combine generational expertise with modern technical training, including NATE-certified technicians and participation in the TVA Quality Contractor Network. Our A+ BBB rating reflects our dedication to ethical practices and customer satisfaction. We specialize in residential and commercial HVAC solutions, offering 24/7 emergency repair services and energy-efficient system installations.Our team's deep local knowledge ensures tailored solutions for East Tennessee and North Georgia's unique climate challenges. We maintain industry-leading standards through regular training and investment in advanced diagnostic tools. Customer trust is built through transparent communication, fixed pricing guarantees, and comprehensive warranty management. Our bi-annual maintenance programs help clients maximize system longevity while reducing energy costs. As a veteran-owned business, we prioritize reliability and integrity in every service call.
Services
HVAC Repair
HVAC Replacement
HVAC Load Calculation
HVAC Installation
Air Duct Cleaning
Bi-Annual Service
24-Hour Emergency Services
Details
- Year established: 1978
Highlights and features
- 45+ years of local HVAC expertise with generational family ownership
- NATE-certified technicians for industry-recognized technical proficiency
- 24/7 emergency response with rapid service guarantees
- Energy-efficient solutions through TVA Quality Contractor Network partnerships
- Transparent pricing with no hidden fees or surprise charges
Associations and certifications
- TVA Quality Contractor Network
- North American Technician Excellence (NATE)
- Better Business Bureau (A+)
What people say
Professional technicians
Friendly and helpful
Never call another company
Prompt emergency response
Energy-efficient solutions
Services
HVAC Repair
Our NATE-certified technicians provide fast, reliable repairs for all HVAC system types. We maintain 24/7 emergency availability to address urgent cooling and heating failures. Diagnostic assessments identify root causes before repairs begin, ensuring lasting solutions that restore system functionality and energy efficiency.
HVAC Installation
We install energy-efficient HVAC systems tailored to your property's specific needs. Our process includes precise load calculations to determine optimal system sizing. Technicians follow manufacturer specifications for proper installation, ensuring warranty validity and maximum system performance across residential and commercial applications.
Air Duct Cleaning
Professional duct cleaning improves indoor air quality and system efficiency. Our technicians use specialized equipment to remove contaminants from ductwork, reducing allergens and improving airflow. Recommended for allergy sufferers or properties with recent renovations, pets, or water damage incidents.
HVAC Load Calculation
Accurate load calculations determine the ideal HVAC system capacity for your space. We measure square footage, window placement, insulation quality, and other factors to prevent undersized or oversized systems. Proper sizing ensures optimal comfort, energy efficiency, and equipment longevity for residential and commercial properties.
24-Hour Emergency Services
Our 24/7 emergency service responds to critical HVAC failures at any hour. Trained technicians carry essential replacement parts for common system malfunctions. Emergency service prioritizes rapid diagnosis and temporary fixes when needed, followed by permanent solutions to restore comfort and safety.
People
Tim Keith
Founder
Co-founded Keith Heating & Air in 1978 with Lee Keith. Maintains active involvement in business operations while mentoring third-generation family members. Holds HVAC industry certifications and veteran status.
Lee Keith
Founder
Co-founder with Tim Keith, instrumental in establishing company values. Continues to guide customer service standards while mentoring family members in HVAC best practices and business ethics.
Questions
What areas do you serve?
We provide HVAC services in Chattanooga, TN and surrounding areas including Red Bank, East Ridge, Hixson, Ooltewah, Fort Oglethorpe, Ringgold, and North Georgia communities.
Do you offer emergency HVAC repair?
Yes, we provide 24/7 emergency HVAC repair services with rapid response times for urgent heating and cooling issues.
Are your technicians certified?
All our technicians are NATE-certified, ensuring they meet the highest industry standards for HVAC expertise.
What financing options are available?
We offer KwikComfort Financing options for HVAC replacements and major repairs, including zero percent interest plans.
How often should HVAC maintenance be performed?
We recommend bi-annual maintenance twice yearly - once before cooling season and once before heating season.
Do you handle warranty claims?
Yes, we process all manufacturer warranty claims for covered HVAC parts, eliminating upfront costs for our customers.
