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Rated 4.9 out of 98 reviews

Topline HVAC is a quality residential HVAC contractor that provides expert furnace repair, installation and maintenance services to homeowners in Northfield, IL. We also offer air conditioning replacement, repair and tune-ups. Our upfront pricing and complimentary in-home consultations help you make the best decision for your home comfort needs. We’ve been in business since 1999 providing superior home comfort services to Chicago and the surrounding northern suburbs. Please read our reviews below to learn more about our work near you. Thank you for considering Topline HVAC for your heating and cooling needs in Northfield, IL!

Read our reviews and find out why your neighbors consider us to be their nearby heating and air company and local plumber in Northfield, IL.

Recent Jobs and Reviews in Northfield, IL

Job Locations and Reviews

Anthony C.
Anthony C. Checked in
HVAC Service near Willow Rd. Contacted by a residential customer whose air conditioner was not turning on. After checking the electrical panel and the thermostat, I found that a faulty capacitor is preventing the unit from starting. I replaced the capacitor and tested the unit to ensure that it is running correctly.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Maintenance near Spring Ln. I replaced a clogged air filter in a customer's HVAC unit during a routine maintenance visit. By improving the system's airflow, the customer will benefit from improved indoor air quality and energy efficiency.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Service near Hill Rd. I received a call from a homeowner who reported that their furnace was not blowing hot air. After inspecting the unit, I found that the flame sensor was dirty and needed to be cleaned. I also found that the air filter was clogged and needed to be replaced. After cleaning the flame sensor and replacing the filter, I tested the system to ensure it was heating properly. The homeowner was pleased with my work and relieved to have a warm home again.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Service near Mt Pleasant St. Cleaning dirty coils in a rooftop HVAC unit.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Service near Woodley Rd. I went to a client's residence to troubleshoot and fix their HVAC system after it stopped working. The circuit board was discovered to be the source of the issue. Replaced sensors on the circuit board to alleviate system difficulties.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Installation Service near Boal Pkwy. A new 2-ton Carrier HVAC system was installed in a residential customer's home. The new system will provide a more dependable solution for the client's heating and cooling needs.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Tune-up Service near Hill Terrace. I went to a client's residence to perform routine maintenance on their HVAC system so that it could continue to function correctly. Every system component was given a diagnostic analytical tune-up to look for signs of vulnerability. I thoroughly cleaned the gadget and emptied the condensate drain.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Tune-up near Chatfield Rd. A York HVAC system had a complete system precision tune-up. The filters were updated, and the overall performance of the system was assessed. Because there are no issues to report, the system should continue to offer the client great service.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Tune-up near Glendale Ave. A Trane HVAC system had a full system precision tune-up. The filters were updated, and the system's performance was evaluated. Because there are no difficulties to report, the system should continue to provide exceptional service to the client.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Tune-up Service near Latrobe Ave. I went to a client's house to perform routine maintenance on their HVAC system in order to keep it running properly. Every component of the system was given a diagnostic analytical tune-up to look for symptoms of vulnerability. I cleaned the device completely and emptied the condensate drain. The system is up and running
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Installation Service near Bridlegate Ln. A new 2-ton Amana HVAC system was installed in the house of a residential customer. The new system will provide the client with a more dependable solution for their heating and cooling requirements.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Repair near Graemere St. After noting that the heat in their home was not working, a residential client called us for repairs. The system was inspected, and it was discovered that the root of the performance issues was a malfunctioning reversing valve. The unit's reversing valve was replaced to restore operation.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Installation Service near Hedge Row. A new 2-ton Amana HVAC system was installed in a residential customer's home. The new system will give the client a more reliable option for their heating and cooling needs.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Repair near Latrobe Ave. A residential client contacted us for repairs after noticing that the heat in their home was not running. Inspected the system and discovered that the source of the performance issues was a faulty reversing valve. To restore functionality, the reversing valve on the unit was replaced.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
Furnace Repair Near Dickens St. We were contacted by a residential customer who needed assistance with their furnace. Came out to investigate the unit’s performance issues and found the pilot light was not lit. To get the furnace to start heating the house properly once more, we re-lit the pilot light. The customer was grateful for the assistance.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
HVAC Replacement near Thackeray Ln. Residential HVAC Replacement Services were requested. came outside to the house and took out the outdated HVAC system. a brand-new 2 ton Carrier HVAC system was installed in the house. tested for performance and quality. The system is functioning in accordance with the manufacturers' specifications.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
A/C Repair Near Dorina Dr. Called to a residential residence after the A/C system failed to produce cool air on multiple occasions. Following a system evaluation, the thermostat was determined to be the source of the problem. To return the system to its previous state, the homeowner agreed to replace the thermostat with a more dependable model.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
Autumntime HVAC Maintenance near Drury Ln. Full-service Preventative maintenance was performed on a commercial client's HVAC systems. To ensure that all three of the building's systems, including the furnace, would function correctly during the season change, a maintenance review was undertaken. The client was delighted with the service provided.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
An Estimate was provided to a commercial client Near Dorina Dr for A/C Installation Services.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
An estimate was provided to a residential customer near Shadowood Ln for HVAC Installation Services.
Northfield, IL 60093
Anthony C.
Anthony C. Checked in
Air Conditioning Repair Service near Coventry Rd. Called out to provide repairs on an air conditioning system for a homeowner. Discovered that the blower motor in the device was the source of the performance difficulties. Adjusted the blower motor speed. The device is now once again working for the customer.
Northfield, IL 60093
Lenice  O.
Lenice O. Checked in
Repair home air conditioner.
Northfield, IL 60093
Mathew K.
Mathew K. Checked in
working on a boiler in a residential condo building.
Northfield, IL
Mathew K.
Mathew K. Checked in
heat call for a lennox furnace, cleaning dirty blower wheel.
Northfield, IL
Mathew K.
Mathew K. Checked in
installing new air cleaner to help with allergies and purifying the air in their home
Northfield, IL
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