Call for reliable Furnace replacement in Knoxville TN.
 

Knoxville

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

Knoxville

Your best choice for AC, Plumbing, & Furnace Repair in Knoxville, TN

Since 2000, A-1 Certified Service, Inc. is your best choice for repair, installation, and service in homes and buildings just like yours in the Knoxville area. We take special pride in the craftsmen we train and employ--a fact you'll see in the reviews below. It's also noticeable immediately in the attitude and integrity our technicians bring to your job site. Our entire company works hard to make your experience with us hassle-free and enjoyable. You can also be assured that A-1 Certified Service, Inc. stands behind the work we do as well as complies with all local codes. This is why, as you can see by the map and reviews below, we are rated so highly for AC, Plumbing, & Furnace Repair in Knoxville, TN. Call us today at (865) 691-5088!

Local reviews for AC, Plumbing, & Furnace Repair in Knoxville, TN.

Local Reviews
for Knoxville, TN

Rated 4.8 out of 5 stars based on 12 customer reviews

Map of Knoxville, TN

Very nice technician




Brandon was very nice and professional. Seems to have fixed problem! Thank you!


Map of Knoxville, TN

Brandon did a excellent job with the installation and explaining the correct operating procedure to me.





Map of Knoxville, TN

Satisfied customer




My heat pump went out twice in 72 hours during the extremely cold weather. Matt got it running again,took the time to research the history of problems and arranged for a warranty replacement of the heating unit. He was very professional and took the time to explain what he was doing.


Map of Knoxville, TN

Wonderfully patient experienced workers!




I didn’t understand how they were going to fix my ducts and they explained it to me in layman’s terms. They cleaned up after themselves and everything looks great! I had some additional questions and they told me other services they offered. I use these guys for regular maintenance too. Will continue to call on them as this old house grows older!


Map of Knoxville, TN

Excellent service




Marcus was very knowledgeable and very helpful.


Map of Knoxville, TN

Knowledgeable and considerable




Mat was professional and courteous and experienced and arrive at a timely manner thank you


Map of Knoxville, TN

Fantastic service.





Map of Knoxville, TN

Great




Very good and A-1 Service


Map of Knoxville, TN

SATISFIED CUSTOMER!!




I am so grateful for Ms. Shanda, Mr. Josh, Jimmy and Matt Mann. They were very professional, courteous and knowledgeable about the work they were doing at my house. They did not stop until the work was properly installed and perfect! Thanks to this crew...we now have great heat and awesome new windows. It works great and looks good too. Please acknowledge them for there great work, efficiency and effectiveness. They are truly an asset to your company! God Bless. Mrs. Bowman


Map of Knoxville, TN

Great Service, knowledgeable professional




Matt was our HVAC professional who was prompt, polite, knowledgeable, and skilled.


Great




Service was excellent, courteous and informative


Efficient and knowledgable




Our HVAC unit was under warranty through A-1. The heat pump wasn't working. They came out same day and got it taken care of under warranty.


Matt M.

Matt M.

Goodman heat pump repair

Near Williamson Dr, Knoxville, TN 37938
Knoxville, TN - Goodman heat pump repair
Matt M.

Matt M.

HVAC zone control.

Near Kodak Rd, Knoxville, TN 37914
Knoxville, TN - HVAC zone control.
Brandon U.

Brandon U.

Tankless water heater maintenance

Near US-70, Knoxville, TN 37919
Knoxville, TN - Tankless water heater maintenance
Matt L.

Matt L.

No heat on Goodman package heat pump.

Near Williamson Dr, Knoxville, TN 37938
Knoxville, TN - No heat on Goodman package heat pump.
Marcus W.

Marcus W.

Heat maintenance, York Split HP

Near Yarnell Rd, Knoxville, TN 37932
Knoxville, TN - Heat maintenance, York Split HP
Matt L.

Matt L.

Performed a heating inspection on a Coleman split heat pump.

Near Exeter Ave, Knoxville, TN 37921
Knoxville, TN - Performed a heating inspection on a Coleman split heat pump.
Matt L.

Matt L.

Performed a heating inspection on a Coleman package heat pump.

Near Byington Solway Rd, Knoxville, TN 37931
Knoxville, TN - Performed a heating inspection on a Coleman package heat pump.
Brandon U.

Brandon U.

Plumber needed dishwasher install

Near Woodland Ct, Knoxville, TN 37919
Knoxville, TN - Plumber needed dishwasher install
Matt L.

Matt L.

Performed a heating inspection on a package Coleman heat pump.

Near Byington Solway Rd, Knoxville, TN 37931
Knoxville, TN - Performed a heating inspection on a package Coleman heat pump.
Matt L.

Matt L.

Installed new heat kit on Lennox air handler.

Near Byington Solway Rd, Knoxville, TN 37931
Knoxville, TN - Installed new heat kit on Lennox air handler.
Matt M.

Matt M.

Ductwork replacement. Ductwork relocation.

Near Carrington Dr, Knoxville, TN 37923
Knoxville, TN - Ductwork replacement. Ductwork relocation.
Matt M.

Matt M.

Ductwork replacement. Ductwork relocation.

Near Carrington Dr, Knoxville, TN 37923
Matt M.

Matt M.

Ductwork replacement. Ductwork relocation.

Near Carrington Dr, Knoxville, TN 37923
Matt L.

Matt L.

Near Byington Solway Rd, Knoxville, TN 37931
Brandon U.

Brandon U.

Plumber needed for bathroom update complete

Near Freemason St, Knoxville, TN 37917
Knoxville, TN - Plumber needed for bathroom update complete
Matt L.

Matt L.

Installed new wall mount heater.

Near Freemason St, Knoxville, TN 37917
Knoxville, TN - Installed new wall mount heater.
Matt L.

Matt L.

Performed a heating inspection on a Coleman package heat pump.

Near Waverly St, Knoxville, TN 37921
Knoxville, TN - Performed a heating inspection on a Coleman package heat pump.
Marcus W.

Marcus W.

Maintenance, Coleman pkg HP

Near Young Ave, Knoxville, TN 37920
Knoxville, TN - Maintenance, Coleman pkg HP
Matt L.

Matt L.

Performed heating inspection section on a Coleman split heat pump.

Near Osage Dr NW, Knoxville, TN 37921
Knoxville, TN - Performed heating inspection section on a Coleman split heat pump.
Matt L.

Matt L.

Performed heating inspection on a Coleman split heat pump.

Near Osage Dr NW, Knoxville, TN 37921
Knoxville, TN - Performed heating inspection on a Coleman split heat pump.
Matt M.

Matt M.

Duct replacement duct relocation

Near Carrington Dr, Knoxville, TN 37923
Knoxville, TN - Duct replacement duct relocation
Matt L.

Matt L.

Performed a heating inspection on a Coleman package heat pump.

Near S Castle St, Knoxville, TN 37914
Knoxville, TN - Performed a heating inspection on a Coleman package heat pump.
Marcus W.

Marcus W.

No heat, Amana

Near Bright Oak Way, Knoxville, TN 37931
Knoxville, TN - No heat, Amana
Matt L.

Matt L.

Performed a heating inspection on a Coleman package heat pump.

Near S Castle St, Knoxville, TN 37914
Knoxville, TN - Performed a heating inspection on a Coleman package heat pump.
Marcus W.

Marcus W.

Heat Maintenance, Daikin

Near Cherry Grove Rd, Knoxville, TN 37931
Knoxville, TN - Heat Maintenance, Daikin
Matt L.

Matt L.

No heat on Lennox split heat pump system.

Near Edgewater Dr, Knoxville, TN 37922
Knoxville, TN - No heat on Lennox split heat pump system.
Matt M.

Matt M.

Goodman heating repair.

Near Chipman St, Knoxville, TN 37917
Knoxville, TN - Goodman heating repair.
Matt L.

Matt L.

Electric heat repair on a Nordyne electric air handler.

Near Edgewater Dr, Knoxville, TN 37922
Knoxville, TN - Electric heat repair on a Nordyne electric air handler.
Brandon U.

Brandon U.

Navien tankless installed

Near Yarnell Rd, Knoxville, TN 37932
Knoxville, TN - Navien tankless installed
Marcus W.

Marcus W.

Service call, no heat, American Standard

Near Robinson Rd, Knoxville, TN 37923
Knoxville, TN - Service call, no heat, American Standard
Brandon U.

Brandon U.

Plumber needed. Upgrading 20yr water heaters to navien tankless water heater

Near Yarnell Rd, Knoxville, TN 37932
Knoxville, TN - Plumber needed. Upgrading 20yr water heaters to navien tankless water heater
Matt L.

Matt L.

Service call on a Coleman split heat pump.

Near Skyline Dr, Knoxville, TN 37914
Knoxville, TN - Service call on a Coleman split heat pump.
Brandon U.

Brandon U.

Training

Near Byington Solway Rd, Knoxville, TN 37931
Knoxville, TN - Training
Scott H.

Scott H.

Training

Near Byington Solway Rd, Knoxville, TN 37931
Knoxville, TN - Training
Tommy M.

Tommy M.

Training

Near Byington Solway Rd, Knoxville, TN 37931
Knoxville, TN - Training
Matt M.

Matt M.

Daikin installation. HVAC replacement.

Near Winding Ridge Trail, Knoxville, TN 37922
Knoxville, TN - Daikin installation. HVAC replacement.
Matt M.

Matt M.

Trane replacement

Near Winding Ridge Trail, Knoxville, TN 37922
Knoxville, TN - Trane replacement
Matt M.

Matt M.

Trane, HVAC maintenance

Near Winding Ridge Trail, Knoxville, TN 37922
Knoxville, TN - Trane, HVAC maintenance
Marcus W.

Marcus W.

Service call, no heat, Lennox

Near Dawns Pass, Knoxville, TN 37919
Knoxville, TN - Service call, no heat, Lennox
Matt L.

Matt L.

No heat on Coleman split heat pump.

Near Martin Luther King Jr Ave, Knoxville, TN 37914
Knoxville, TN - No heat on Coleman split heat pump.
Matt L.

Matt L.

Checked electric heat on a Heil package heat pump.

Near Martin Luther King Jr Ave, Knoxville, TN 37914
Knoxville, TN - Checked electric heat on a Heil package heat pump.
Matt L.

Matt L.

Performed heating inspection on a Coleman package heat pump.

Near Martin Luther King Jr Ave, Knoxville, TN 37914
Knoxville, TN - Performed heating inspection on a Coleman package heat pump.
Matt L.

Matt L.

No heat call on a Coleman package gas unit.

Near Adams Gate Rd, Knoxville, TN 37931
Knoxville, TN - No heat call on a Coleman package gas unit.
Matt M.

Matt M.

HVAC repair, window installation.

Near Connecticut Ave, Knoxville, TN 37921
Knoxville, TN - HVAC repair, window installation.
Matt L.

Matt L.

Performed a tune up on a Daikin 90 plug gas furnace.

Near Royal Oaks Dr, Knoxville, TN 37931
Knoxville, TN - Performed a tune up on a Daikin 90 plug gas furnace.
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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