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50+ Years
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Emergency
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Your Trusted HVAC Partner in Oakville, ON
Appleby Systems has been delivering home comfort solutions since 1967, serving Oakville, Burlington, Mississauga, Hamilton, and surrounding areas. As a family-owned business, we specialize in HVAC installation, repair, and maintenance, including furnaces, air conditioners, heat pumps, and indoor air quality systems. Our team of TSSA-licensed technicians provides 24/7 emergency services to ensure year-round comfort. We prioritize customer satisfaction through transparent pricing, ENERGY STAR-certified products, and meticulous cleanup after every service. With over 50 years of experience, we maintain memberships with HRAC and a BBB A+ rating, reflecting our commitment to quality and reliability.

Our routine maintenance plans and HVAC product protection plans help homeowners optimize efficiency while reducing energy costs. We offer free in-home consultations, detailed service explanations, and financing options to meet diverse needs. Our showroom in Oakville showcases electric and gas fireplaces, water heaters, and advanced thermostat systems. Backed by decades of local expertise, we combine technical proficiency with personalized service to address residential and commercial heating and cooling challenges. Our dedication to green policies includes recycling initiatives and promoting energy-efficient solutions for sustainable comfort.
Services
Furnace Repair Air Conditioning Heat Pump Installation Indoor Air Quality Fireplace Services Water Heater Repair Emergency HVAC Ductless AC HVAC Maintenance Thermostat Installation
Details
  • Year established: 1967
Highlights and features
  • We offer over 50 years of combined HVAC expertise in Oakville and surrounding areas.
  • Our team provides 24/7 emergency repair services for urgent heating and cooling needs.
  • We guarantee meticulous cleanup after every service, including bootie-covered footwear.
  • We are licensed by the Technical Standards and Safety Authority for gas and HVAC work.
  • We offer ENERGY STAR-certified systems with rebates and financing options available.
Associations and certifications
  • TSSA
  • HRAC
  • BBB
Services
HVAC Installation
We specialize in complete HVAC system installation for residential and commercial properties. Our experts recommend ENERGY STAR-certified Carrier and Coleman systems that reduce energy consumption while maintaining optimal comfort. With over 50 years of local experience, we handle furnace, air conditioner, and heat pump installations with precision. Our process includes equipment selection, ductwork assessment, and smart thermostat integration for maximum efficiency.
Furnace Repair
Our TSSA-licensed technicians provide prompt furnace repair services for all makes and models. We diagnose issues with ignition systems, heat exchangers, and thermostats to restore heating functionality. Emergency repair teams operate 24/7 during extreme weather conditions. Regular maintenance services extend equipment lifespan while improving energy efficiency by up to 30% through filter replacements and system tune-ups.
Indoor Air Quality
We install and service advanced indoor air quality solutions including HEPA filters, UV air purifiers, and whole-home humidifiers. Our systems remove allergens, bacteria, and pollutants to improve respiratory health. Electronic air cleaners and HRVs enhance ventilation while maintaining energy efficiency. Technicians assess existing systems to recommend customized solutions for homes with allergy sufferers or dry air concerns.
Fireplace Services
We offer gas and electric fireplace installation, repair, and maintenance services. Our showroom displays Regency electric models and Real-Fyre gas log sets for customer selection. Professional installation includes gas line connections and venting assessments. Annual maintenance ensures safe operation while preventing carbon monoxide leaks. We convert wood-burning fireplaces to efficient gas inserts for modern convenience.
Water Heater Services
Our technicians service tank and tankless water heaters with same-day repair availability. We diagnose issues with heating elements, thermostats, and pressure valves to restore hot water supply. Emergency services operate 24/7 for critical failures. Replacement recommendations include energy-efficient models that reduce utility costs. Annual flushing services extend equipment lifespan and maintain optimal performance.
Questions
What HVAC services does Appleby Systems offer?
We provide furnace and air conditioner installation, repair, and maintenance; heat pump services; indoor air quality solutions; fireplace installation; and water heater repair across Halton and surrounding regions.
Do you offer emergency HVAC services?
Yes, our 24/7 emergency repair service operates year-round for urgent heating and cooling failures. Call (866) 459-2170 for immediate assistance during extreme weather conditions.
Are financing options available?
Yes, we offer financing plans for HVAC replacements and major repairs. Ask about current promotions and rebates for ENERGY STAR-certified equipment during your consultation.
What areas do you service?
We serve Oakville, Burlington, Mississauga, Hamilton, Ancaster, Dundas, Waterdown, and Milton. Our service area covers all Halton, Peel, and Hamilton-Wentworth regions.
Do you provide maintenance plans?
Yes, our Routine Maintenance Plan includes annual tune-ups for furnaces and air conditioners. The Contract Maintenance Plan offers multiple visits yearly for commercial systems and complex residential installations.
Are your technicians certified?
All technicians hold TSSA licensing for gas and HVAC work. Our team receives ongoing training on Carrier and Coleman product lines to ensure expert installation and repair services.
Videos
Reviews (7)
Franzi Massfeller
Nov 21, 2021 Report
Great service, James arrived within the timeframe I was given and carried out his routine as efficiently as before. James is a great representative of the company, punctual, friendly and mindful. Very happy.
Service:Heating maintenance
Vaibhav Shinde
Nov 18, 2021 Report
Positive:Professionalism,Responsiveness
Diane is very resourceful and responsive to queries. She helped us to remove the old fireplace from my house.
Robert Nadj
Nov 17, 2021 Report
I received excellent service when I called to inquire about scheduling an appointment to inspect our gas fireplace, and price. The ladies were very pleasant and informative. The service person arrived on time and was friendly and knowledgeable. He was able to service our fireplace quickly and it is working like a charm. I would definitely use them again and recommend their service.
Rick Altman
Nov 17, 2021 Report
Thank you for Andrew for the furnace and humidifier maintenance yesterday. His keen eye found some small broken parts in the humidifier that would have caused bigger problems in the coming months. He took the time to explain best practices when using the humidifier. Thanks you very much. Best to all the support staff at office for keeping us updated to arrival times. Cheers
James Reddin
Oct 31, 2021 Report
From the initial phone call, to the in house consultation, and finally the installation of our new furnace. The team at Appleby Systems made the process easy. No trying to upsell us on a more expensive furnace we didnt need. The installation team arrived on time, were very friendly, and professional. There was no need to to remind them about wearing masks, or respecting our home. The technicians were very knowledgeable, and were able to easily install a new furnace, new venting, and left our basement like they were never there. So clean! The venting was installed with minimal damage to the ceiling
Rosalba Premus
Jun 11, 2021 Report
Chris and Justin were very polite and considerate of our home, as it is under renovations they were very careful on not scratching the newly stained stairs. Their work ethics is top notch answering all our questions. Chris and Justin cleaned up their work area. Great job guys will definately recommend Appleby Systems to friends and family.
Bruce Walker
Feb 12, 2021 Report
Appleby Systems has efficiently and effectively serviced our furnace/heating/AC systems for many years. Recently we called them to service our double -sided natural gas fireplace, which it turned out, required replacement of the valve system. The Appleby service team, led by Andrew, immediately identified the problem, tracked down the replacement valve system, ordered and installed it within 1-2 weeks. We can't overstate how satisfied we have been over the years with the effective and courteous service provided by Appleby Systems .
Bruce and Karen Walker, Oakville.