About
A-1 Certified Service, Inc.
The Trusted HVAC Contractors in Knoxville, TN
Providing Quality Service for Your Comfort for Over 60 Years
For the past 60 years, the experts at A1-Certified Service, Inc. in Knoxville TN have given our customers comfort and peace of mind. We began in the late 1960's when cooling your home was in its infancy. Tom Thomas opened his doors to provide comfort to the homeowners in Central Florida. In the early 1990's, Tom moved to Knoxville, TN, and we have been serving the Knoxville & surrounding communities for over 20 years. In 2012, Tom released the reigns of A-1 Certified Service, Inc. to his daughter, Michele Thomas. Michele is continuing the legacy of providing the highest quality of air conditioning and heating and to ensure each customer receives the comfort they deserve.
Call Us:
(865) 314-8744
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featured
Manufacturer
We Service All Major Makes and Models
Frequently
asked questions
For the past 60 years, the experts at A1-Certified Service Inc in Knoxville TN have given our customers comfort and peace of mind. We began in the late 1960’s when cooling your home was in its infancy. Tom Thomas opened his doors to provide comfort to the homeowners in Central Florida. In the early 1990’s, Tom moved to Knoxville, TN, and we have been serving the Knoxville and surrounding communities for over 20 years.
The Daikin Difference is redefining home comfort with some of the most technologically and aesthetically advanced solutions. Our energy-intelligent systems provide an unprecedented level of individual comfort and control. Beyond our products and solutions, our commitment to personal service and manufacturing in North America is what makes us stand out from the pack, leading with air intelligence. User-friendly designs and our passion for innovation is the hallmark of Daikin. As a leaser in our industry, our products provide high-efficiency solutions through zoning capability, advanced designs, and easy, reliable service.
Daikin systems are backed by comprehensive warranties, including a 12-year parts warranty on all products. Select Daikin products, such as furnaces, offer even more coverage, with 12 year unit replacement and lifetime heat exchanger warranties in addition to the standard parts warranty. To determine the exact warranty details for your specific Daikin product, speak with one of our experts
Daikin frequently offers rebates and incentives on its heating and cooling systems. The specific rebates available will vary based on location, time of year, and product. It is best to contact your local Daikin dealer to inquire about current rebates in your area and to see how you can take advantage of these offers. Your local dealer will have the most up-to-date information on Daikin rebates and will be able to provide guidance on how to qualify for them.
Service Areas
Financing available
Multiple Payment Options
for Your Convenience
If you are in need of major repairs or just want to upgrade your existing equipment, we have convenient financing options available upon credit approval.
Exclusive Club Memberships
You can protect your system by investing in a club membership from A-1 CSI
You'll enjoy the following benefits:
-
Regular maintenance and careful inspection of
Your system every year!
- Priority appointment times!
- Discounts on service fee and repairs!
HVAC Maintenance In Knoxville, Corryton, Campbell, TN, and Surrounding Areas
Exclusive Club Memberships
You can protect your system by investing in a club membership from A-1 CSI
You'll enjoy the following benefits:
-
Regular maintenance and careful inspection of
Your system every year!
- Priority appointment times!
- Discounts on service fee and repairs!
Platinum
PRESTIGE SERVICE
$499/year or $42/month per system-
Priority appointment
-
Equipment must be registered to current client, and be under 5 years in age
-
45-point inspection with standard coil cleaning
-
100% off on parts and labor
-
2 visits per year
-
Standard filter change included
Gold
PRIME SERVICE
$350/year or $30/month single system$165 for each additional system
-
45-point inspection with standard coil cleaning
-
15% off on parts/labor/diagnostics fees
-
2 visits per year
-
Standard filter change included
Silver
Priority Service
$250/year or $21/month single system$125 for each additional system
-
20-point inspection coil cleaning is not included
-
10% off on parts/labor/diagnostics fees
-
2 visits per year
Contact Us For HVAC Maintenance In Knoxville, Corryton, Campbell, TN, and Surrounding Areas
Platinum
PRESTIGE SERVICE
$42/month per systemSystem must be less then 5-years old based on verified warranty information and pass a thorough inspection before joining the Platinum Membership.
-
As a Platinum Club Member,
you are guaranteed: -
Priority apointments, 45-point inspection for each visit, both an annual indoor and outdoor coil cleaning and a annual supply of Merv 8 filter, (a six month supply at evach maintanance visit)
-
100% off service repairs
(including parts, labor
and refrigerant) -
Bi-annual preventative maintenance
-
Discounts : 100% of all service repairs, trip fee and shipping charges are not covered.
Gold
PRIME SERVICE
$30/month single system$165 for each additional system
-
As a Gold Club Member,
you are guaranteed: -
45-Point inspection for each visit. Both an annual indoor and outdoor coil cleaning and a annual supply of Merv 8 filter, (a six month supply at evach maintanance visit)
-
20% off service repairs
(including parts, labor
and refrigerant) -
Bi-annual preventative maintenance
-
Discounts : 15% of all service repairs, trip fee and shipping charges are not covered.
Silver
Priority SErvice
$21/month single system$125 for each additional system
-
As a Silver Club Member, you are guaranteed:
-
20-Point inspection on each visit
-
15% off service repairs
(including parts, labor
and refrigerant) -
Bi-annual preventative maintenance
-
Discounts : 10% of all service repairs, trip fee and shipping charges are not covered.
