Doors and Windows Replacement
AZTech’s certified doors and windows installation services across the GTA.
Replace your doors, windows, or sliding glass doors with interest free loans of up to $40,000 (10-year term) through the Canada Greener Homes Loan and get up to a $5,000 rebate.
Order A Door System And Get Free Upgrades (Up To $500 Value):
- Anti-breakage Glass Lamination
- A High Security Adjustable Striker Plate And Frame Reinforcement

Doors
We offer a comprehensive range of exterior door styles, materials, and features to elevate the aesthetics and security of any residential home.

Windows
Our outstanding windows selection ensures you will find the perfect windows to enhance your space with both beauty and functionality.

Patio doors
Check out our impressive selection of sliding patio doors to help you create the perfect gateway between indoor and outdoor spaces.
About AZTech Doors & Windows
AZTech Doors & Windows is a top local windows and doors company serving the Greater Toronto and Golden Horseshoe Area. We are a Canadian, family-owned and operated business with over 25 years of experience. We specialize in window and door replacement, offering high-quality, affordable products that are made to order to ensure a perfect fit for any new construction or renovation project.
Our portfolio features stunning windows and doors that cater to a extensive variety of budgets, technical requirements, and design preferences. As a reliable Canadian window and door supplier, we offer high-quality products along with replacement services, with a strong focus on energy efficiency and excellence in all our installations.

Energy Efficient

Superior Quality

Custom Service
We customize window and door replacement to suit your needs.

Expert Installation
Our Products Surpass Industry Standards
Choose AZTech Doors & Windows
Our exterior doors and windows meet the requirements for ENERGY STAR®. Installing them may decrease your energy costs by up to 40%.

Project timelines
Project timelines vary by season, job size and complexity. Simple jobs involving standard items can be ordered online and completed within 3-4 weeks of the order date. Larger jobs involving several doors and/or custom shaped windows usually get completed within 5-6 weeks, however we make every effort to meet your project deadlines.
Larger jobs usually involve 5 steps:

Consultaion And Quote

Placing The Order

Our specialist visits to take exact measurements for production purposes

Manufacturing

Delivery and installation
Warranty
Limited Lifetime Warranty, Non-prorated, Transferrable Key Warranty Features
When it comes to keeping your home secure and comfortable, the importance of high-quality doors and windows cannot be overstated. That's why it's crucial to invest in products that come with a Limited Lifetime Warranty.

Energy Star Windows
AZTech Doors & Windows is ENERGY STAR® qualified in Canada according to the latest ENERGY STAR requirements. Our windows are ENERGY STAR certified and qualify for Union Gas and Enbridge rebates of $40 per opening. Our double glazed windows and doors meet the requirements for ENERGY STAR Zones 2 and 3, covering 100% of Ontario. Many of our products are recognized as ENERGY STAR Most Efficient.
The higher the ENERGY STAR rating, the more energy-efficient the windows and doors are. For homeowners, a higher rating means better insulation and significant savings on heating and cooling bills all year round.
We are proud of our professional reputation of trusted windows and doors supplier and installation service provider throughout Vaughan, Burlington, and the Greater Toronto Area, and look forward to proving it to you.
Powered by HomeStars
Our Recent Blogs
Canada Greener Homes Loan in the GTA – Eligibility, Process & Real Homeowner Experiences
Switching to energy-efficient windows, doors, and home upgrades can feel overwhelming, not just because of the investment but also due to the maze of rebates, loans, and grants. If you live in the Greater Toronto Area (GTA), you may already have heard about the Canada...
A Window is More Than Just Glass
For most homeowners, windows are windows, they let in light, provide a view of the outside world, and protect us from wind, rain, and snow. But the truth is, not all windows are created equal. If you are planning to replace your windows, you will quickly realize there...
The Go-To Solution for Windows and Doors in New Construction and Renovations
If you are building a new home or updating an older one anywhere in Toronto or the Greater Toronto Area (GTA), you are going to need windows and doors that work for our Canadian climate, and hold long-term value.That is where vinyl windows and doors come in. They are...