905-706-3944 
info@homearmourheating.com 
Schedule An Appointment OSHAWA’S MOST RELIABLE HVAC EXPERTS
You know those HVAC companies that show up a couple days late, confuse a customer about their furnace needs, then disappear faster than a Tim Hortons Iced Capp on a hot July afternoon? We’re the company who relieves the negative experience people have with HVAC contractors.
Our team consists of licensed technicians performing top quality services in Oshawa homes through every brutal winter and sweltering summer Durham feels every year. We're talking about guys who can diagnose a furnace problem faster than the Generals can clear the puck out of their zone.
We're a locally owned operation right here in Pickering, serving our neighbors across Durham Region with the kind of service we'd want for our own homes with honest HVAC work from people who truly care.
We take pride in delivering quality furnace installations and AC repairs that'll have your neighbours asking “Who was that?”. There are plenty of HVAC companies serving Oshawa, but they’re still wondering how our customers are always so happy.
FURNACE REPAIR AND INSTALLATION
Looking for someone who can get to you fast when your furnace quits during a long cold snap in February? Our furnace repair services cover a wide range of needs from simple filter replacements to complete system overhauls. We work on all major brands including Lennox, Carrier, Trane, Goodman, and Bryant, so whether you've got an original workhorse or a brand new modern model, we can help.
Furnace installation is where we really provide value. We don't just drop a new unit in your basement and call it a day. Our certified technicians in Oshawa accurately size your system based on your home's size, insulation levels, and heating needs. We handle the entire process including removing your old furnace, installing the new unit with proper venting and ductwork modifications, and making sure everything meets Ontario building codes. You’ll be able to enjoy hundreds on energy savings with a properly installed furnace while keeping your home consistently comfortable from the master bedroom to that usually cold spare room.
AIR CONDITIONING SERVICES TO COOL YOUR HOME
Summer in Oshawa can get pretty sticky, and when your AC gives up, your home turns into a sauna real quick. Our air conditioning repair technicians will assess then fix any issue, whether it's low refrigerant, a failed compressor, frozen coils, or electrical problems. We carry parts on our trucks so most repairs get done the same day.
Customers expect their air conditioning installs done right the first time. Central air conditioning requires precise calculations to ensure proper cooling throughout your entire home. We'll view the framework of your existing ductwork, recommend a proper sized unit, and install everything according to manufacturer specifications. There are even speciality installations with ductless mini-split systems for homes without existing ductwork or for additions and sunrooms that need independent climate control.
HEAT PUMP INSTALLATION IN OSHAWA ON
With a concern for modern heating methods, heat pumps are now becoming incredibly popular. These systems provide both heating and cooling, making them perfect dual purpose. Modern heat pumps work efficiently even in cold weather, and with Ontario’s energy rebates, the upfront cost is more affordable than ever.
Our heat pump services include installation of both air-source and ground-source systems. We’ll walk through rebate programs, clarify and confirm proper sizing, then work all the technical aspects including refrigerant lines, electrical connections, and thermostat integration. Regular heat pump maintenance is crucial for efficiency, so we recommend seasonal maintenance plans to keep your new heat pump system humming.
DURHAM REGION DUCT CLEANING AND INDOOR AIR SYSTEM
Your ductwork is like the respiratory system of your home, and when it’s full of dust, pet dander, and who knows what else, everyone in your house is breathing that stuff. Our duct cleaning services use powerful HEPA filtration equipment to remove years of accumulated debris from your ventilation system. The reaction to what is pulled out of your ductwork is always shocking, but appreciated by our Oshawa customers.
Beyond duct cleaning, we offer comprehensive indoor air quality solutions including full feature humidifiers that help with the driest Winter months, air purifiers, UV light systems, and air filters to keep your air fresh. These upgrades make a noticeable difference for anyone dealing with allergies, asthma, or just wanting cleaner air for their family.
HVAC Service Areas
- Downtown Oshaw, Eastdale, Farewell and Kedron
- Northglen, ONeill, Pinecrest, Rossland
- Samac, Stevenson, Taunton, Windfields
- Oshawa’s Lakeview Park
- Central Oshawa, North Oshawa, South Oshawa areas
- Raglan, Harmony, and Cedar Valley
24/7 EMERGENCY HVAC REPAIRS
Heating and cooling emergencies don’t wait for business hours. When your furnace quits at 2am in January or your AC dies during a weekend heatwave while your newborn is trying to sleep, we’re available to help. Our emergency service gets a technician to your door fast, and we come prepared with diagnostic tools and common parts to get your system running again.
Durham Heat Pump Services for Efficiency
Heat pump systems provide both heating and cooling, they’re incredibly efficient, and in our weather work very well despite what you might have heard about older models. Modern heat pumps can handle temperatures well below zero, and when paired with a backup heat source are a fantastic option for homeowners looking to reduce energy costs and environmental impact.
We install air source heat pumps and ductless mini-split systems throughout Ajax ON. Ductless systems are perfect for additions, finished basements, or homes without existing ductwork. They’re quiet, efficient, and give you zone control so you’re not heating or cooling rooms nobody’s using. Plus, installation is less invasive than central systems since we’re not tearing up walls to run ducts everywhere.
YOUR OSHAWA HVAC QUESTIONS ANSWERED
How often should I service my furnace?
Your furnace should get professional maintenance once a year, ideally in early fall before heating season kicks in. During the furnace process, our technicians can check the heat exchanger for cracks, will test the ignition system, thoroughly inspect all electrical connections, measure airflow of your system, and verify that carbon monoxide levels are safe. This annual service catches small problems before they become expensive repairs and importantly keeps your warranty valid. Regular servicing from our HVAC professionals in Durham also improves efficiency, which means lower energy bills all winter long.
Are heat pumps worth it in Canada?
Definitely, yes, now that our more modern heat pumps work efficiently down to -25°C or even colder. They're incredibly efficient because they move heat rather than create it, using less electricity than standard heating methods. In Oshawa, a heat pump can handle the majority of your heating and cooling needs as some local homeowners keep their existing furnace as backup for the coldest days. This helps to create a dual-fuel system that automatically switches to the most efficient option. With federal and provincial rebates currently available, the payback period has never been better.
Why is my energy bill so high in winter?
High winter energy bills usually point to one of several issues. Your furnace might be old and inefficient, especially if it's over 15 years old. There may be weak and low insulation in your attic or walls where valuable heat has a chance to escape. Additionally, some leaky ductwork can waste up to 30% of your heated air before it even reaches your living spaces while a dirty furnace filter forces your system to work harder. Customers are smart to know that thermostat settings as well. When it comes to your comfort settings, every degree above 20°C increases your bill by about 5%. We offer energy audits where we identify exactly where you're losing money and recommend the best method improvements. Sometimes a simple check up and duct sealing can cut your bills significantly or considering an upgrade to a high-efficiency furnace or heat pump makes sense and pays for itself through energy savings.
Can I finance my new furnace or AC?
Yes, we understand that HVAC replacements are significant investments. We work with local financing partners to offer flexible payment plans with competitive rates. We also help you access all available rebates from Enbridge, the Canada Greener Homes Grant, and manufacturer promotions. When you combine rebates with financing, upgrading to a new home comfort system becomes much more affordable than you'd think.
HERE'S WHAT YOU GET WHEN YOU CALL HOME ARMOUR HEATING
When you reach out to us for HVAC service in Oshawa, you’re getting a lot more than licensed professionals who show up on time. Our standard is to communicate clearly about what’s wrong and what it’ll take to fix it, while treating your home with respect. We wear protective booties, we lay down drop cloths, and clean up after ourselves like we were never there.
You’ll get upfront pricing with no hidden fees or surprise charges. We diagnose the problem, explain your options, and give you a written quote before we do any work. You make the decision, and we respect whatever you choose.