Air Conditioning
Air Conditioning Services in Markham
Trust Markham Heating & Air Conditioning for all of your home heating needs. Our technicians will select the right size furnace for your specific needs. Our high efficiency furnaces will make sure you enjoy years of trouble-free use thanks to our professional, no-mess installation. Call us for a free, no-obligation quote on a quality and cost-effective new furnace.
Professional A/C Installation
We don’t just supply and install air conditioners; we work with you to find an
efficient and affordable match for your home and your budget.
Proper System Sizing & Honest Estimates
Get the Right System for Your Home — Not the Most Expensive One.
We take the time to size your furnace or air conditioner properly using industry-approved load calculations. No guessing, no upselling — just accurate recommendations based on your home’s layout, insulation, and real-world needs. You get a clear written estimate before any work begins.
Transparent, flat-rate pricing
The Price We Quote Is the Price You Pay.
The price we quote is the price you pay. Every installation includes transparent, flat-rate pricing with no hidden fees, fuel surcharges, or unexpected add-ons. Whether you’re replacing old equipment or installing a brand-new furnace, we stand behind our pricing.
Professional installation for long-term reliability
Installed Right the First Time for Years of Comfort.
Installed right the first time for years of comfort. Our certified technicians ensure your new furnace is installed safely, efficiently, and in accordance with TSSA and manufacturer standards. Proper installation protects your warranty, improves efficiency, and reduces future breakdowns.
Our Brands
Rheem
High-Efficiency Heating & Cooling Systems
Goodman
Affordable, Durable HVAC Units Built for Canadian Winters
Weather King
air conditioners, heat pumps, air handlers, and coils.
Coleman
Coolers, Cooking and Outdoor Living
Preventative Maintenance and Repairs
The best way to keep your air conditioner functioning at its peak throughout the summer is with preventative maintenance. A spring tune-up goes a long way to ensuring your unit remains dependable all summer long. For preventative maintenance or repairs contact Markham Heating & Air Conditioning. We service most makes and models!
A/C Repair Services
If your air conditioner is making noise, blowing warm air, or struggling to cool your home, we’re here to
help. Our technicians diagnose issues quickly and provide reliable repairs to restore comfort.
Fast troubleshooting & accurate diagnosis
We quickly identify the root cause of cooling problems so you’re not left guessing what’s wrong with your system.
Fixing cooling & airflow issues
We correct issues with airflow, uneven cooling, and poor performance so your home feels comfortable again.
Component repairs & replacements
From motors and capacitors to electrical components and controls, we repair or replace worn parts to restore reliable operation.
Refrigerant checks & efficiency improvements
We check refrigerant levels, assess for leaks, and focus on improving system efficiency and long-term performance.
Service
The best way to keep your air conditioner functioning at its peak throughout the summer is with
preventative maintenance. A spring tune-up goes a long way to ensuring your unit remains
dependable all summer long.
Performance check
Verify cooling output, airflow, and temperatures for optimal comfort.
Component inspection
Inspect coils, wiring, and moving parts to prevent unexpected breakdowns.
Clean filters & coils
Improve efficiency and air quality with cleaned or replaced filters.
Scheduled reminders
Stay on top of maintenance with friendly reminders before each season.