Replacement Windows & Doors London

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.

Replacement Windows & Doors London

Cash Kelly, Our Local Representative - Clera Windows + Doors

Our London Team

Our local London team has been serving London for over 45 years!


Contact us for more information and about a free quote!

Contact Us

Our Local Clera Branch Serves London

As the manufacturers and installers of all our windows and doors, we stand behind our work.

Cash Kelly, Our Local Representative - Clera Windows + Doors

Our London Team

Our local London team has been serving London for over 45 years!


Contact us for more information and about a free quote!

Contact Us

Our Local Clera Branch Serves London

As the manufacturers and installers of all our windows and doors, we stand behind our work.


Toll Free: 1-888-738-0738

Phone: 905-738-1870

Fax: 905-738-0586

Our Other Service Reps

Marcos Estrada

Clera Windows + Doors

Toll Free: 1-905-738-1870
Phone: 1-905-738-1870
Fax: 905-738-0586


Get a Quote
Best Windows And Doors - Clera Windows + Doors

Get over

$325 per Window

in FREE factory upgrades

With our wide range of ENERGY STAR products, you can be sure to save big on your next dream project!

Learn More
Limited Time Offer To Upgrade Your Home - Clera Windows + Doors

The Best Windows and Doors in London

London is famous for its many tourist destinations, which have given its visitors excitement and adventure throughout history. The city has developed rapidly the past few years and now has a population of more than 360,000 individuals.

Situated along the Quebec-City-Windsor corridor, London, Ontario is a regional centre for healthcare and education. The city has grown consistently in recent years and now has a population of over 360,000 people. One area of particular growth recently has been tourism.Doors is a standout leader in this area of the marketplace.

Contact Us

Clera’s brilliant windows and doors offer the security to new families in London needing to protect their assets and prolong the life of their home and property.

Clera’s Replacement Windows and Doors has reported a dramatic growth of late as a family-owned business that produces market leading window and door products. In spite of our growth, we stay true to our responsibility to property holders all throughout London.

We care about you, the customer. We are dedicated to relieving you of the burden of maintaining your home’s windows and doors in London. Clera offers you solutions primarily based on the first-rate practices within the global market. We are so certain about our durability of our products that we introduced the majority of our replacement windows and doors with a completely extensive lifetime warranty.

Customized Windows & Doors In Alliston - Clera Windows + Doors
Invest In Your Home Today - Clera Windows + Doors


Video Transcript

My name is Cash. I serve London and the surrounding area. I’ve been with Clera Windows + Doors for five years now.

What I like most about working at Clera Windows + Doors is the excellent value that I can offer to my customers. Our installers are very experienced. Our product is amongst the highest quality and also our price is reasonable. I love my customers and servicing my customers and helping to make their home a better place to live.

I do appreciate all of your referrals that have come in and look forward to seeing some of you again in the years to come to complete some projects that you may still have sitting and waiting to be done.

Thank you.

Why Choose Clera

Why take a chance with other window or door companies that purchase their products from another supplier, only to resell them to you for a higher cost?

Clera Windows + Doors is one of Canada’s largest, oldest, most dependable and reputable vinyl window manufacturers in Ontario. We fully manage and take care of your door and window replacement project from start to finish, ensuring every stage of your window or door project meets our lofty standards of craftsmanship.

Why are we Ontario’s most awarded window and door company?

The Clera Care Guarantee Logo

Over 45 Years of Experience

With over 45 years of experience, we have earned a reputation as one of Canada's leading window and door manufacturers and installers.

Certified Technicians Icon

Certified Technicians

You can trust our team of factory trained technicians to install your new windows perfectly—our A+ BBB rating is no accident!

Location Icon

Serving Ontario With over 40 Branches

We have over 40 branches across Ontario, which means that we're always close by when you need us.

Non-prorated Lifetime Warranty Icon

Non-prorated Lifetime Warranty

Whenever anything goes wrong with your windows, we'll take care of it for you—no questions asked.

Energy Star Icon

ENERGY STAR® Certified

Our hung windows meet Canada's strict energy-efficiency standards. A window from Clera is not only high-quality and durable, but also energy-efficient.

Reasons to Love
our Products

Clera Windows + Doors is a reputable vinyl window manufacturer in Ontario with a history of dependable and high-quality products. Our superior materials and cutting-edge technology ensure durability, energy efficiency, and style. We offer customizable styles and colors, as well as superior security features and noise reduction technology to provide the best possible product attributes for your home.

Our team manages every stage of your replacement project, from start to finish. We work closely with you to understand your specific needs and preferences, and use our extensive experience and knowledge to deliver a solution that exceeds your expectations. Trust Clera Windows + Doors for exceptional service and expertise for your home renovation needs.

Contact Us
Energy Star Icon

Energy Star Approved

Effortless Operation Icon

Modern, Contemporary Design with more glass, and less frame

Better Home Security Icon

Better home security

Noise Reduction Icon

A quieter home; improved noise reduction from the outdoors

View More Icon

View More

No Maintenance Icon

No maintenance: vinyl windows are virtually maintenance-free

Pilkington Low-e Glass Technology Icon

Pilkington Low-E Glass Technology, engineered specifically for Canadian climates

Structural Integrity Icon

Wet-glazed frames and sashes on all windows; the ultimate in protection against water and wind infiltration, with added structural integrity

Improved Ventilation Icon

Triple-fin weatherstripping with built-in anti-microbial properties, meaning no mould and better air quality

Pure Virgin UPVC Icon

100% pure virgin UPVC, providing protection from fading

Exceptional Durability Icon

Stronger hardware and structural integrity thanks to integrating galvanized steel (allows for larger, more spectacular views!)

London’s Leading Replacement Windows and Doors

Combining style with effectiveness, our windows and doors are produced and fitted to the highest standard by our devoted, experienced, and capable group. Our family-run business provides both household and business clients, based all across London and the encompassing regions, with quality window and door solutions. Regardless of whether you need to make a greater, more extravagant living space with contemporary bi-crease doors, broaden your property with a conservatory that gives an unwinding, rich space, or make your home hotter with our a-la-mode energy effective windows, we can accommodate every one of your requests.

Contact Us
Window & Door Assemblers - Clera Windows + Doors
Best Vinyl‍ End Vent Slider Windows  - Clera Windows + Doors

With many years of experience, our experts work with you all throughout the purchasing process. We are flexible in guiding you to the correct choice for your home. We cover a wide variety of buildings, something that is perfect for London’s varied properties. Our products are low upkeep so will require limited effort to maintain their quality. We aim at changing your home as well as increasing its value.

Perfectly fitting windows mean incredible security for you, your friends and family, as all of our products come with the most recent locking technology.

Pick from a wide range of glass types, flame grills, and hues. We can customize a shading plan to suit your home and our novel innovation means that the windows will continue to look as good as the day they were fitted.

By using the helpful device on our website, you can play around with various styles and plans to see what might best suit your home. Pick the flame grills, the glass, and shading and see what it will look like in your home. Our replacement doors in London are produced using either fiberglass or treated steel and we have a door type for every event.

Vinyl Windows & Doors

Vinyl is the best quality material that we found for our windows and doors in London over the years. Windows produced using vinyl are solid and give excellent energy efficiency having moderate to high R-values, meaning that they keep heat in during winter and out during summer. This lessens warming and cooling needs and so lowers energy bills.

Our vinyl-made windows are one of the most economical decisions you can make for your home and they are available in a wide variety of cost options.

Vinyl Windows & Doors - Clera Windows + Doors
Bay & Bow Windows - Clera Windows + Doors

ou do not need to break the bank to afford our products, but this doesn’t mean vinyl windows in London are low quality. Vinyl is strong, and it won’t rust or erode.

Vinyl can be effectively re-done, and we offer a wide scope of styles, shapes, and sizes. We are experienced at making and fitting numerous different styles, so the choice is yours!
Vinyl windows are 100 % scratch-free. They will never be scratched or recolored and they’re easily cleaned with cleanser and water. Since they’re unreactive they don’t age as quickly as other materials. Vinyl is extremely hard wearing and despite its robust qualities, it is very light, so installation is a breeze and the doors and windows are easy to operate. Our team of experienced installers will fit your windows and doors in London in line with the regulations set out by the Standards Association.

We are so sure about the durability of our products, that we have introduced a completely extensive lifetime warranty on the majority of our windows and doors in London. Regardless of whether you are searching for style reasons, vitality productivity, expenses, or simplicity of upkeep, our vinyl replacement windows are an obvious choice.

Serving London For Over 40 Years

The Clera Windows and Doors administration is one of the most extensive in the commercial center. We handle each component of the project from beginning to end. This starts with the assembling of the superb window and doors items and incorporates proficient fitting and after care.

The Clera Windows & Doors service is one of the most comprehensive in the marketplace. We handle every element of the project from start to finish. This begins with the manufacturing of high quality window and door products and includes professional installation and reliable after-sales services.

Our administration group is easy to reach and ready to help you with every step in the purchasing procedure, regardless of whether you’re ready to introduce the items into your home or simply looking at your options. Appreciate the advantage of our many years of experience combined with the ease of customized assembling process. Clera is a privately-run company that has been based on the fundamental beliefs of craftsmanship, diligent work and genuineness since its establishment in 1978. Satisfied clients are our objective and we take incredible pride in the quality of the products we make. It is our aim to offer you the best quality at extremely competitive costs.

Extensive Range Of Vinyl Windows - Clera Windows + Doors
Serving Aylmer For Over 40 Years - Clera Windows + Doors

Clera Windows & Doors has achieved widespread growth in recent years as a family-owned company that offers the market’s leading window and door products. Despite our growth, we remain steadfast in our commitment to homeowners throughout London.

We understand the challenges homeowners face in maintaining their home’s windows and doors, and we offer clear solutions based on the best practices within the global marketplace.

Communication is a basic component of our business. We help mortgage holders to understand the presentation of our windows as well as our guarantee. These help to guarantee that our local London customers settle on the correct choice for their long-term buying needs.

Meet The Team At Clera Windows and Doors London

Replacing your old windows with current energy efficient twofold coated windows can overhaul your home’s look while minimizing your energy bills. We’ll give you access to our national system of confirmed and legitimate twofold coating organizations offering the best-valued arrangements available. We generally put you, the client, first, never settling on our guiding principle of value with phenomenal worth. Clera has been serving the needs of the residents of London for almost four decades.

Our certified staff are ready to address any questions you may have and to make proposals as to your window and door needs. Start incorporating new windows and doors in your home today by reaching out to our team now!

Professional Installers - Clera Windows + Doors
Meet The Team - Clera Windows + Doors

Our service team is available to respond to and assist homeowners at each stage of the buying process, whether they’re ready to install the products in their home or just beginning to analyze their market options.

Communication is a critical element within our business. We help homeowners to understand the performance of our windows, as well as to understand each area of our warranty. This helps further ensure our local London clients make the right decision for their long-term purchase needs.

For more information, homeowners can simply contact our trusted team directly. Our qualified specialists are available to answer any questions clients might have and to make suggestions as to their window and door needs. Begin integrating new windows and doors in your home today by contacting our team now!

Best Options For Your Replacement Doors And Windows - Clera Windows + Doors