Top-Rated HVAC Experts for Homes, Builders & Businesses in the GTA
✔ Energy-efficient heating, cooling, and ventilation solutions
✔ For homeowners, custom builders, and commercial properties
✔ Fast response, clean installs, and systems that are built to last.
Learn More About Our Industry-Leading HVAC Services
Whether you’re upgrading a home, outfitting a new build, or managing a commercial space, Navraj Air Systems has a tailored solution for you.
New Construction HVAC
From custom homes to multi-unit developments, we design and install complete HVAC systems that meet today’s building codes and tomorrow’s efficiency standards.
Our team coordinates with your construction schedule to keep trades moving and inspections passing the first time.
Commercial & Industrial HVAC
Keep your tenants, staff, and customers comfortable while keeping operating costs under control.
We service plazas, offices, retail, warehouses, and light industrial spaces with reliable heating, cooling, ventilation, and gas line solutions—engineered for performance and uptime.
Residential Heating & Cooling
Tired of hot spots, cold basements, and surprise energy bills?
We upgrade and replace furnaces, AC units, heat pumps, tankless water heaters, and ductwork so every room feels just right—quiet, efficient, and reliable all year long.
Additional Services
One team. Everything your HVAC system needs.
Along with full system installs, Navraj Air Systems also provides:
AC Installation & Repair
With a new air conditioning system, you’ll have consistent, efficient cooling, ensuring that your home remains comfortable without the extra costs.
Furnace Installation & Repair
By installing a high-efficiency furnace or repairing your existing unit, you’ll experience consistent warmth and save money on energy bills.
Tankless Water Heater Installation
A tankless water heater heats water as needed, preventing the waste of energy that traditional water heaters cause, providing you with both comfort and savings.
Heat Pump Systems
Heat pumps efficiently heat and cool your home with minimal energy consumption, keeping your environment comfortable year-round without the high bills.
Ductwork Installation
Well-installed and maintained ductwork ensures proper airflow, improving your HVAC system’s performance and reducing energy waste.
Smart Thermostat Installation (ECOBEE/NEST)
With a smart thermostat, you can adjust your home’s heating and cooling remotely, reducing energy waste and saving money on your utility bills
Gas Line Installation
Our professional gas line installations provide peace of mind by meeting safety standards while offering long-term reliability, so you can enjoy the benefits of natural gas without worry.
Old Home Retrofit
Our Energy-efficient Retrofitting Services Upgrade Older Homes With The Latest Hvac Technology, Improving Comfort, Reducing Energy Costs, And Increasing Property Value.
About Navraj Air Systems
Locally Owned. GTA-Focused. Relationship-Driven.
For over two decades, Navraj Air Systems has been the quiet partner behind hundreds of successful projects across the Greater Toronto Area—from mega mansions and custom homes to retail spaces and commercial builds.
We’re not a “show up and swap a box” company.
We take the time to understand how you use your space, how you want it to feel, and where we can save you money on utilities.
Then we design, install, and maintain systems that match.
Our promise is simple: do clean work, show up when we say we will, and treat every job like it’s our own property.
Step 1: Free Estimate
Call, Email or
Fill Out The Form Below To Tell Us About Your HVAC Problem, And We’ll Provide A No-obligation Quote.
Step 2: Fast & Pro Level Service
Our Experts Come To Your Home, Project Site Or Business On Time And Ready To Fix, Install, Or Upgrade Your System.
Step 3: Problem Solved
Whether It's Your Construction Project, Home Or Commercial Property, Your Problems Get Solved.
Get a Fast, Free HVAC Quote
One short form. One clear price. No pressure.
Share a few details about your home, project, or commercial space and our team will:
✔ Review your request the same business day.
✔ Ask any follow-up questions by phone or email.
✔ Provide a clear, line-by-line estimate—no hidden fees.
20 Years of Dedicated Service
We Completed Hundreds, If Not 1000+ Projects
Problem Solving Pros
Fresh, Creative Solutions, Applied Once, Work Every Time
100% Trust & Friendship
We Don't Just Solve Problems, We Build Relationships
Real feedback from people who trusted us with their comfort and projects.
What Homeowners, Builders & Businesses Say About Navraj
"Couldn't Be Happier"
"Highly Recommend! Nothing But Professional, Efficient And Friendly! Did An Amazing Job, Got Our Basement Done And Couldn’t Be Happier With The Work!"
- Shareen D
"Did Everything As Promised"
"They Gave Me A Great Friendly Experience And Did Everything As Promised Over The Phone!"
- Manov Singh
"Fixed My Air Maintenance"
"Navraj Air Systems Fixed My Air Maintenance In My Bedroom Within 2 Hours Now My Room Finally Gets Cold Thanks To Him"
- Gurkamal Dhanda
"Prompt, Professional & Efficient"
"Navraj Air System provided excellent HVAC service—prompt, professional, and efficient.
Highly recommend them for quality work at a fair price!"
- Karandeep Singh
"My City Inspections Always Pass"
"The Team Does Great Work For All My Builds. Always On Time With Competitive Rates.
The Bonus Is My City Inspections Always Pass With No Issues. Definitely Recommend Using Navraj And His Team!"
- Sunny Singh
"Helped Many of My Real Estate Clients"
"Would Highly Recommend For Any HVAC Needs. This Company Has Helped Many Of My Real Estate Clients With House Projects.
Made Sure Everything Was Done Properly. Great Service And Clean Work."
- Kreen Dulku
Ready to Start Your HVAC Project?
We Listen To You First - Whether You're A Homeowner, Builder, Or Business Owner. Tell Us What You Need, And We'll Make It Happen.
For Homes, We Keep Your Family Comfy.
For New Builds, We Meet Your Deadlines.
For Businesses, We Keep Customers Happy While Cutting Your Energy Bills.
No Cookie-cutter Fixes Here - We Build Heating And Cooling Plans That Work Just Right For Your Space.
STILL NOT SURE?
Frequently Asked Questions
We understand the importance of clarity and are here to provide answers to your most common queries.
How often should I have my HVAC system serviced?
It’s recommended to service your HVAC system at least twice a year — once before summer for your air conditioning and once before winter for your heating system.
What are the signs that my HVAC system needs repair?
Common signs include unusual noises, inconsistent temperatures, higher energy bills, and poor airflow.
Are your technicians certified and insured?
Yes, all our technicians are fully certified, licensed, and insured to provide professional and reliable HVAC services.
How long does an HVAC system typically last?
With proper maintenance, most HVAC systems last between 10 to 15 years, depending on usage and brand quality.
What HVAC services do you offer in the Greater Toronto Area?
Navraj Air Systems offers comprehensive HVAC services in the GTA, including furnace installations, air conditioning repairs, gas piping, and indoor air quality solutions.
We provide these with a focus on energy efficiency and reliability for both residential and commercial clients as well as for new construction projects
Why should I choose Navraj Air Systems for furnace installation in Toronto?
Choosing Navraj Air Systems for your furnace installation ensures expert service from experienced professionals dedicated to maximizing energy efficiency and cost savings.
Our team prioritizes your comfort and ensures your heating system functions optimally.
How can I improve my home's indoor air quality in Toronto?
Navraj Air Systems offers tailored indoor air quality solutions that include advanced filtration systems and air purifiers to ensure you breathe clean air.
Our expert consultations help identify the best options to fit your specific residential or commercial needs.
Do you offer emergency HVAC repair services?
Yes, we provide 24/7 emergency repair services to ensure your comfort is restored as quickly as possible.
What types of HVAC systems do you install?
We install central air conditioning systems, ductless mini-splits, heat pumps, and furnaces, customized to fit your needs.
Do you provide energy-efficient HVAC system upgrades in the GTA?
Yes, we specialize in energy-efficient HVAC upgrades designed to reduce energy consumption and lower utility bills.
Our team carefully assesses your current systems and recommends upgrades that offer the best balance between performance and cost savings.
How can I reduce my HVAC energy costs?
Regular maintenance, proper insulation, using energy-efficient equipment, and setting your thermostat to optimal temperatures can help reduce energy costs.
How can I improve the energy efficiency of my HVAC system?
Regular maintenance, cleaning/replacing filters, sealing ductwork, and upgrading to a programmable thermostat can significantly improve efficiency.
What makes Navraj Air Systems the best HVAC company in the GTA?
Navraj Air Systems stands out as a premier HVAC contractor in Toronto due to our commitment to outstanding customer service, reliable solutions, and expert installations.
Our focus on energy efficiency and client satisfaction makes us the top choice for homeowners and businesses.
Can you handle both residential and commercial HVAC repairs in the Toronto area?
Absolutely, Navraj Air Systems is fully equipped to handle HVAC repairs for both residential and commercial properties.
Our skilled technicians promptly address any issues to restore your system's performance and ensure comfort.
Photo Gallery – See Our Work in Action
Explore a sample of our recent projects, from mega mansions and custom homes to commercial spaces and new construction builds across the GTA.
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