Call for reliable Furnace replacement in Knoxville TN.
 

Our Guarantees

See what makes A-1 Certified Service, Inc. your number one choice for Plumbing repair in Oak Ridge TN.
Knoxville, Tennessee

Our Guarantees

Performance Guarantee

A-1 Certified Service, Inc. guarantees that when the equipment we have installed is maintained and operated in accordance with the manufacturer’s operating and maintenance manuals, the system will perform as we have stated and agreed upon. We have promised a maintained temperature variance of no more than 3 degrees from your temperature selection to the actual temperature at your thermostat when you are heating or cooling your home. If the installation temperatures are not achieved, we will make any necessary modifications, repairs or replacements at no charge to you for a period of 1 year. This guarantee is meant to guarantee that the equipment we install is sized accurately for the home at the time of installation. It does not cover situations where the home does not maintain proper temperature caused by a component or part failure.

For Furnace in Knoxville TN, we accept all major credit cards.
 
We accept cash for Heating repair service provided in Oak Ridge TN.
We accept check for Plumbing repair service provided in Farragut TN.
 
24 Hour Emergency Service Available
Call us today  •  (865) 691-5088  •  or  •  Fill Out Our Online Form
We accept cash for Heating repair service provided in Oak Ridge TN.
For Furnace in Knoxville TN, we accept most major credit cards.
We accept check for Plumbing repair service provided in Farragut TN.
24 Hour Emergency Service Available
A-1 Certified Service, Inc. works with Trane Furnace products in Oak Ridge TN.
Contact Information
 
2511 Byington Solway Rd.
Knoxville, TN 37931
(865) 691-5088
Monday - Friday  |  7:30am - 5:00pm
24 Hour Emergency Service Available
2511 Byington Solway Rd.
Knoxville, TN 37931
(865) 691-5088
M-F  |  7:30am - 5:00pm
24/7 Emergency Service Available
 
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