Heat Pumps Install
High-Efficiency Heating & Cooling by Markham Heating & Air Conditioning
Heat pumps are one of the smartest investments a Markham homeowner can make — providing energy-efficient heating and cooling from a single system year-round. At Markham Heating & Air Conditioning, we specialize in professional heat pump installation, repair, and maintenance tailored to Ontario’s climate.
Heat Pumps Services
Let Markham Heating & Air Conditioning Professionally Install Your New Home Comfort Heat Pumps

Expert Heat Pump Installation
Our certified technicians ensure proper system sizing and precise installation for maximum efficiency, comfort, and reliable performance from day one.

High-Efficiency Heating & Cooling
We install advanced cold-climate heat pumps that reduce energy costs while keeping your home comfortable in every season.

Trusted Local Service
As a reliable local company, we provide honest recommendations, transparent pricing, and long-lasting heat pump solutions you can depend on.
Call us, or send us an email for a free estimate
Our Installation Promise
We take pride in delivering a seamless, stress-free heat pump installation experience from start to finish. Our technicians perform accurate load calculations and system design to ensure your heat pump is properly sized for maximum efficiency, comfort, and year-round performance.
Accurate Load Calculation
We calculate your home’s requirements to ensure your heat pump is properly sized for maximum efficiency and comfort.
Clean, No-Mess Installation
We protect your home throughout the process and leave everything exactly as we found it.
Safety Inspections & Testing
After installation, we conduct detailed checks and performance testing to confirm safe, reliable operation.
Full System Walkthrough & Warranty Setup
We walk you through your new system, answer your questions, and register your warranty before we leave.
Heat Pump Repairs
If your heat pump isn’t heating, cooling, or operating normally, we’re here to help. We service all major brands and provide fast, accurate diagnostics.
Is Your Heat Pump Acting Up? Run Through This Checklist First
Before calling a technician, take a few minutes to check these items — it could save you the cost of a service call.
- Is your thermostat set correctly? In heating season, confirm it’s set to Heat, and the temperature is above the current room temperature. In summer, confirm it’s set to Cool. The system won’t run if there’s nothing to call for.
- Has your circuit breaker tripped? Heat pumps run on a dedicated circuit — sometimes two (one for the indoor unit, one for the outdoor unit). Check your panel and confirm both are fully on.
- Is your air filter dirty? A clogged filter restricts airflow and can cause the system to shut down or underperform. If it’s been more than three months, start here.
- Is there ice on the outdoor unit? Some frost during heating mode is normal — the unit defrosts itself periodically. If it’s heavily iced over and not clearing, call us. In cooling mode, any ice on the unit signals a problem.
- Are your indoor vents open? Confirm supply and return vents are open and not blocked by furniture. Restricted airflow puts strain on the system and can trigger a shutdown.
- Is the outdoor unit clear? Make sure there’s at least two feet of clearance around the unit and no debris packed against the coils. A gentle rinse with a garden hose can help if the fins look dirty.
If you’ve worked through this list and your heat pump still isn’t operating properly, give us a call. Markham Heating and Air Conditioning is ready to help — we service all major brands.
Heat Pump Maintenance & Tune-Up
A heat pump tune-up is preventative maintenance designed to keep your system running efficiently in both heating and cooling modes — before small issues become costly repairs. Think of it like a seasonal checkup: regular servicing extends equipment life, helps maintain warranty requirements, and ensures year-round performance.
When you book a tune-up with Markham Heating and Air Conditioning, a fully licensed technician will inspect your system top to bottom. We service all major heat pump brands.
Here are a few items covered in our inspection:
| Inspection Item | Why It Matters |
|---|---|
| Thermostat & controls check | Confirms the system responds correctly in both heating and cooling modes |
| Air filter inspection & cleaning | A dirty filter restricts airflow and reduces efficiency in both seasons |
| Refrigerant level check | Low refrigerant reduces heating and cooling capacity and can damage the compressor |
| Outdoor coil inspection & cleaning | Dirty coils force the system to work harder and raise energy costs |
| Electrical connections & wiring | Loose connections are a common cause of failures and safety hazards |
| Capacitor & contactor inspection | These components start and run the compressor — worn ones cause breakdowns |
| Defrost cycle verification | Ensures the outdoor unit properly defrosts during cold-weather heating operation |
A full written report of our findings is available on request after every tune-up, so you always know exactly where your heat pump stands.
Why it matters
Regular tune-ups help catch worn parts before they fail, keep your system running efficiently, and protect against safety risks. Staying current with annual maintenance can also be a requirement for keeping your equipment warranty valid.
Ready to book your heat pump tune-up?
Our Brands

Rheem
High-Efficiency Heating & Cooling Systems

Moovair
A Dependable Cold-Climate Heat Pump Brand Trusted by Homeowners Nationwide

Mitsubishi
Industry-Leading Comfort and Efficiency
Our Heat Pump Services Include
New Heat Pumps Installation
Expert installation of reliable, energy-efficient equipment sized and set up correctly from day one.
Breakdown & Irregular Operation Repairs
We diagnose heat pump breakdowns, error codes, and irregular operation using manufacturer-approved procedures. Repairs use OEM-approved parts whenever available. Our technicians fix the root cause — not temporary workarounds.
Preventive Maintenance & Tune-Ups
Regular maintenance keeps your heat pump running efficiently, helps prevent unexpected breakdowns, and extends system life.
Free In-Home Estimates
No-obligation, in-home assessments with honest recommendations, transparent pricing, and expert guidance at no cost.








