Best Windows Installers in Alberta: How to Choose a Reliable Contractor

House Windows Replacement by Canglow

Thinking About Replacing Your Windows? Here’s How to Find the Right Installer

Replacing old windows is a major upgrade that can improve your home’s comfort, energy efficiency, and curb appeal. But let’s be honest—choosing the right windows installers in Alberta isn’t always easy. With so many companies offering window replacement services, how do you know who to trust?

A poorly installed window can lead to drafts, water leaks, and even structural damage over time. That’s why it’s important to find a windows replacement company that does the job right the first time. In this guide, we’ll walk you through the key things to look for in a window installer and how to compare your options so you can make the best decision for your home.

0% Interest Rate Loan Program

Replace your windows and doors and get 0% interest loan from $5,000 to $40,000 from Government for up to 10 years. The program only works for Alberta homeowners. Only Energy Star certified windows and doors are eligible for the program. Find out more from your project manager.
FREE ESTIMATE

Get Entry Door for free*

Replace your old windows this spring and get entry door** for FREE*.*the offer is valid only for new customers and is valid for orders of 10 windows or more. **you can get a free door of your choice from the participating collections. Some offers are not cumulative. Ask your project manager for details
FREE ESTIMATE

Winter Discount up to 25%

Replace your old windows and doors with new energy efficient ones at up to 25% off from Canglow this month. The promotion is only open to Alberta homeowners. The discount percentage depends on the number of windows and doors in your order. Check with your project manager for details of the promotion.
FREE ESTIMATE
  • These are limited time offers. Some offers do not stack. Ask your project manager for details.

Why Choosing the Right Window Installer Matters

Not all window installers are created equal. A good contractor ensures that your new windows:

  • Fit perfectly, with no gaps or air leaks.
  • Are sealed properly, preventing moisture damage.
  • Perform efficiently, helping to lower your energy bills.
  • Look great, enhancing your home’s overall appearance.

On the other hand, a bad installation job can lead to higher heating and cooling costs, drafts, condensation, and even a voided manufacturer’s warranty. That’s why hiring an experienced and reputable windows installation company is just as important as choosing high-quality windows.

How to Choose the Best Windows Installers in Alberta

When searching for a windows replacement company, here are some key factors to keep in mind:

1. Experience & Reputation

Would you trust an amateur to install one of the most important components of your home? Probably not. The longer a company has been in business, the more experience they have in handling different types of homes, window styles, and installation challenges.

Check the following:
1. How many years have they been in business?
2. What do their online reviews say? (Google, BBB, HomeStars, Facebook)
3. Can they provide references or photos of past projects?

A company with consistently positive reviews and a strong reputation in the community is usually a safe bet.

2. Licensing & Insurance

A professional windows installation company should be fully licensed and insured. This protects you from liability in case of accidents during the installation.

Ask for:

  • A valid business license
  • Liability insurance
  • Workers’ compensation coverage

If an installer can’t provide these, it’s a red flag.

3. Quality of Windows & Materials

Not all windows are the same. If you’re investing in window replacement, you want high-quality, energy-efficient windows that will last for decades.

Look for:

  • ENERGY STAR®-rated windows for maximum efficiency.
  • Triple-pane glass for better insulation and noise reduction.
  • Durable vinyl frames that won’t warp or crack over time.

If a company pushes low-quality products or doesn’t offer customization options, keep looking.

4. Clear Pricing & Written Estimates

A reputable windows installers team will provide a detailed, written estimate before starting work. This should include:

  1. The cost of materials and labor
  2. The project timeline
  3. Warranty details

Be wary of companies that give vague quotes or seem too eager to start without explaining the pricing breakdown.

5. Warranty & Customer Support

A windows replacement company should stand behind their work. Look for:

  • Manufacturer’s warranty (usually 20+ years on vinyl windows)
  • Installation warranty (covers workmanship errors for at least 5 years)
  • After-sales support (companies that check in with customers post-installation show they care)

Good warranties give you peace of mind and protect your investment.

Top-Rated Windows Installation Companies in Alberta

Here are some of the most trusted windows installers in Alberta:

1. Canglow Windows & Doors

Why homeowners choose them:
✅ Over a decade of experience in Alberta
✅ ENERGY STAR®-certified vinyl windows
✅ In-house manufacturing for custom designs
✅ Lifetime warranty on both windows and installation
✅ Serves Edmonton, Calgary, Fort McMurray, and surrounding areas

2. Supreme Windows

✅ Specializes in custom-made vinyl windows
✅ Offers a 25-year product warranty
✅ Serves Calgary and surrounding areas

3. All Weather Windows

✅ One of Canada’s largest window manufacturers
✅ Provides high-performance triple-pane windows
✅ Serves Edmonton, Calgary, and across Canada

What to Expect During a Window Replacement Project

Hiring a professional windows installation company means a smooth and efficient process. Here’s a step-by-step look at what you can expect:

Step 1: Consultation & Quote

A technician visits your home, assesses your current windows, and discusses your options.
You get a written quote outlining costs and timelines.

Step 2: Ordering & Preparation

If you choose custom windows, they’ll be ordered from the manufacturer (usually takes 4-8 weeks).
The company schedules an installation date.

Step 3: Installation Day

Old windows are removed, and the openings are inspected for damage.
New windows are installed, sealed, and insulated properly.
The team cleans up and ensures everything is functioning correctly.

Step 4: Final Inspection & Warranty Registration

 You do a final walkthrough with the installer.
You receive warranty paperwork and maintenance tips.

How Much Does Window Installation Cost in Alberta?

The cost of window replacement varies depending on window type, materials, and labor. Here’s a rough estimate:

Window costs

The price depends on a variety of factors. We will calculate the cost for your project when we know all of your window performance requirements.

In the table we have written the minimum prices for different styles of windows.

Window typePrice
Casement Windowsfrom $395
Single-Hung Windowsfrom $425
Double-Hung Windowsfrom $445
Bay Windowsfrom $2995
Bow Windowsfrom $2995
Awning Windowsfrom $395
Picture Windowsfrom $295
Sliding Windowsfrom $375
Hopper windowsfrom $395
Patio Doorsfrom $1995

*Please note that these prices are not final. The amount may vary depending on the type of glazing, hardware, shape of the window and other characteristics. We will calculate the final price upon your request.



💡 Tip: Many windows installation companies offer financing options, allowing you to spread out payments.

 

Final Thoughts: How to Choose the Best Windows Installers in Alberta

Finding the right windows installers is crucial to ensuring your new windows perform efficiently, look great, and last for years. Keep these key points in mind when making your choice:

Check their experience and reviews.
Ensure they’re licensed and insured.
Look for high-quality, energy-efficient windows.
Get a clear, written estimate before signing anything.
Ask about warranties and after-sales support.

If you’re ready to upgrade your home with high-quality window replacement, contact Canglow Windows & Doors today for a free consultation. Our team of experienced professionals is here to help you find the perfect windows for your home.

Call now 780-761-2161 or request a free quote online!

FAQs

The time depends on the scope of work and the complexity of the project. On average, window replacement in a typical apartment can take 1-2 days. For a private house, the process may take 3-5 days. However, large or complex projects may require more time. It is better to discuss exact terms with our managers.

Yes, it can be done at any time of the year, including winter. Modern technology and materials allow work to be carried out even at low temperatures. However, winter installation requires additional precautions and may take a little longer. The advantage of winter replacement is the ability to immediately assess the quality of the thermal insulation of the new windows.

The main signs that it’s time to upgrade your windows:

  • Drafts and heat loss.
  • Condensation between the panes.
  • Difficulty opening and closing.
  • Visible damage to frames or glass.
  • Increased noise from the street.
  • Significant increase in heating bills.

Yes, quality replacement windows can increase property values. New energy efficient windows make a home more attractive to potential buyers because they promise savings on utility bills and increased comfort. By some estimates, replacing windows can increase property values by 5-10%.

Usually the windows themselves (profile and double-glazed units) are guaranteed for 3 to 5 years. The installation work is usually guaranteed for 1 to 3 years.

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