Windows and Doors Thornhill

Discover high-quality vinyl windows and entry doors in Thornhill. As a 20+ years old Canadian company, we offer a wide range of beautiful and energy-efficient products for your home. Elevate your home’s appeal with our huge collection of durable front doors and windows.

  • Energy Efficient
  • Huge Collection
  • Factory Direct

High Quality Entry Doors in Thornhill

Fiberglass DOORS

Save Energy and Money with ALDA

Looking for energy-efficient windows and doors in Thornhill? ALDA is here to help you reduce your heating and cooling bills. Our premium vinyl windows and entry doors are designed to keep your home comfortable year-round, regardless of extreme temperatures. By choosing our energy-efficient products, you’ll not only save money but also reduce your carbon footprint. Experience improved quality of life and significant energy savings with ALDA’s windows and doors in Thornhill.

Call Now: (416) 807-4242

Why Choose ALDA?

Thornhill Windows and Front Doors Experts

At ALDA Windows and Doors, we are passionate about creating beautiful and comfortable living spaces. Our locally-manufactured products are specifically built to withstand the Canadian weather.

When you choose ALDA for your window and door installations, you’ll receive a free in-home estimate and personalized guidance in finding the perfect products to meet your needs.

Doors For Sale
Modern door in Concord

Swift Windows and Front Doors Installations

Our team of well-trained and experienced installers can handle any installation challenge, ensuring a seamless and high-quality result. We take pride in delivering exceptional service and quality doors and windows to our valued customers in Thornhill.

Whether you’re looking for energy efficiency, style versatility, or premium quality, ALDA is your trusted partner.

home new windows and doors

Frequently Asked Questions.

1. What is the difference between fiberglass front doors and steel front doors?Steel doors are very secure and durable and come with a very smooth texture. Fiberglass, on the other hand, mimics the look of wood with oak-grain and mahogany-grain textures.
2. What is the difference between casement and fixed windows?Casement windows are attached to a fram by one or more hinges on its side. These windows allow for a full opening. Fixed casement windows are non-operational and are just fixed in place.
3. Are your products made in Canada?Yes. Our factory-direct vinyl windows and entry doors are manufactured right here in Canada.
4. What are some modern trends with front doors?Some modern features of front doors that many homeowners are going with include:

  • Medallion doors
  • Multi-light glass inserts
  • Off-set glass inserts
  • Aluminum inserts
  • Pull bars

5. Is a black front door a good choice for my home?Yes. A black front door is a very popular option amongst homeowners. It provides a home a very modern and stylish aesthetic.
6. Do you provide double front doors?Yes. We can install single and double front doors for our clients in Thornhill.
7. Do you sell glass front doors?We can provide entry doors with 4/4 full panel glass inserts. The glass inserts can also be frosted glass and have wrought iron designs embedded in the glass.
8. Do you also do entry door installation and window installation in Thornhill?Yes. Our team of professional windows and doors installation crew can install you new windows and doors in a professional and timely manner in Thornhill.
9. Is it a good idea to go with black vinyl windows for my home?This is becoming a popular trend with homeowners. This is because vinyl windows with black frames has a very modern and stylish look.
10. Are your vinyl windows and entry doors energy efficient?Yes. We carry very energy efficient products. If you would like to learn more, you can call us at (416) 807-4242.


Mike K.

I called a few companies and Leon delivered on everything that he said and also in the quickest time frame!!!. Extremely professional great work.


Alana B.

Alda did a fantastic job with our front door. Leo provided me with a great price, and the quality of the work was exactly what we wanted.


Terry M.

ALDA windows and doors has been professional and knowledgeable through the whole process. The gentleman helped us choose a beautiful door.


Charles R.

Had an older house, cottage windows and doors replaced and can't be happier about this great quality, good price and prompt crevice. Highly recommend.


Dina D.

Very good quality and reasonably priced door, on time as promised installation, sales person explained all options, installers did a very clean job.


Stephanie O.

I got referred to ALDA by a friend of mine and I am so pleased. Very happy with the recommendations Leon provided as well as the quick and clean installation.

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Servicing The Thornhill Community

We are proud to support and serve homeowners in Thornhill. From Bayview Avenue to John Street, our team is dedicated to helping you achieve your dream home with our high-quality vinyl windows and entry doors. Experience the benefits of energy-efficient doors and windows, including a wide range of options such as steel doors, fiberglass doors, casement windows, bay windows, and more. With competitive pricing and a commitment to customer satisfaction, ALDA is your go-to choice for windows and doors in Thornhill.

✔ Energy efficient doors and windows

✔ Steel doors, fiberglass doors, and more

✔ Casement, bay, bow, picture windows, and more

✔ Competitive pricing

✔ Free estimate

Front doors Thornhill

Affordable Exterior Doors in Thornhill

Enhance your home’s curb appeal with ALDA’s limitless selection of exterior doors in Thornhill. Our extensive array of colors and configurations is renowned for its beauty and durability. From warm and inviting tones to cool and contemporary shades, our color palette caters to diverse preferences. Whether you desire a timeless black or white, a bold red or blue, or a calming green or grey, you’ll find the perfect color to suit your style.Our exterior doors are designed to complement any architectural style. From classic single doors for a minimalist look to double doors for a grand entrance, we have designs that cater to your needs. For those seeking more intricate options, choose doors with sidelights or transom windows to enhance natural light and add a touch of sophistication. Mix and match different configurations to create a truly unique look for your home. With ALDA, the possibilities for stunning exterior doors in Thornhill are virtually endless.

High Quality Vinyl Windows

Single hung tilt window.
Single Hung Tilt Windows
Double hung tilt window
Double Hung Tilt Windows
Single slider tilt window.
Single SliderTilt Windows
Bow window.
Bow Windows
Awning window
Awning Windows
Bay window.
Bay Windows
Double slider tilt window.

Double Slider Tilt Windows

Casement window.
Casement Windows
Fixed casement window.
Fixed Casement Windows
Picture window.
Picture Windows

Affordable Window And Doors Rates

Discover budget-friendly prices for windows and doors in Thornhill. At ALDA Windows and Doors, our main goal is to provide you with high-quality vinyl windows and entry doors at affordable rates. Whether you’re in search of casement windows or fiberglass front doors, you can trust us to deliver gorgeous and cost-effective products. Please review the table below to see the price ranges for our wide range of offerings.

What is the average cost for vinyl windows in Thornhill?
Window Type Window Price
✓ Bay/Bow $2,450-$5,950
✓ Casement $400-$950
✓ Fixed Casement $350-$900
✓ Awning $400-$950
✓Single Slider Tilt $300-$800
✓ Double Slider Tilt $350-$850
✓ Single Hung Tilt $300-$800
✓ Double Hung Tilt $350-$850
Window Location Window Price
✓ Kitchen $380-$800
✓ Living Room $1,250-$2,550
✓ Bedroom $380-$1,250
✓ Basement $250-$600
✓ Basement Egress $1,400-$3,800
How much does a standard steel door cost in Thornhill?
Door Type Door Price
✓ Single Steel Door $1,500-$2,800
✓ Single + Transom $2,300-$3,200
✓ Single + Sidelight $1,800-$2,500
✓ Single + Transom + Sidelight $2,500-$3,500
✓ Single + Two sidelights $3,500-$4,500
✓ Single + Two sidelights + Transom $3,900-$5,000
✓ Double Steel Door $3,800-$4,500
✓ Double + Transom $4,200-$5,500
✓ Double + Two Sidelights $4,800-$5,800
✓ Double + Two Sidelights + Transom $5,800-$7,000
How much do fiberglass entry doors cost in Thornhill?
Door Type Door Price
✓ Single Fiberglass Door $2,500-$3,800
✓ Single + Transom $3,300-$4,200
✓ Single + Sidelight $2,800-$3,500
✓ Single + Transom + Sidelight
✓ Single + Two sidelights $4,500-$5,500
✓ Single + Two sidelights + Transom
✓ Double Fiberglass Door $4,800-$5,500
✓ Double + Transom $5,200-$6,500
✓ Double + Two Sidelights $5,800-$6,800
✓ Double + Two Sidelights + Transom

Windows and Doors Collection in Thornhill

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