The Best Windows & Doors in Winchester

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The Best Windows & Doors in Winchester

Our Winchester Team

Our local Winchester team has been serving the GTA for over 45 years!


Contact us for more information and about a free quote!

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Our Local Clera Branch Serves Winchester

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

Our Winchester Team

Our local Winchester team has been serving the GTA for over 45 years!


Contact us for more information and about a free quote!

Contact Us

Our Local Clera Branch Serves Winchester

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

Clera Windows + Doors

Toll Free: 1-844-738-7936
Phone: 1-844-738-7936
Fax: 905-738-0586


Clera Windows + Doors

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


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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!

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

The Best Windows & Doors in Winchester

Clera is a well-known presence in Winchester, providing bespoke replacement windows and doors for nigh on 40 years. Founded in 1978, Clera is as true today to our founding principles as we were nearly four decades ago. We specialise in made to measure design that really suits the customer’s needs backed with impeccable quality handmade joinery.
Our team at Clera is pleased to serve the town of Winchester, which in 1998 amalgamated with the township of Mountain, the township of Winchester, and the village of Chesterville to become North Dundas. So if you’re looking for quality windows and doors in Winchester and the surrounding regions, check us out at Clera.

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For almost a quarter-century, we have established our business in this region, and have provided customers with top-notch products and equally high-quality services. Having built our business on the firm foundation of Clera products, we derive great pride in being able to serve the good people of Winchester and surrounding areas. We are greatly invested in the needs and satisfaction of our customers, and our team of helpful specialists are here to help.

All Clera’s replacement windows are doors in Winchester are guaranteed quality because we make them ourselves at our factory in Ontario. Your order will be exactly what you want for your Winchester home with an attention to detail you just can’t obtain with readymade goods. You might wonder how we keep your costs so competitive, that is because we do not sell on behalf of any other supplier so there is no mark up to be passed onto the customer. And because we make from scratch, we can control all the costs. Enjoy a lifetime warranty with your premium windows from Clera. Unlike some of our competitors, this warranty covers any repair and all replacement parts; not just the glass.

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

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.

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Certified Technicians

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

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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.

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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

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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!)

Winchester’s Leading Replacement Windows & Doors

Made to measure replacement windows and doors in Winchester allows you the householder huge flexibility in your style choices and you won’t be able to beat the final fit of Clera’s furniture. It means you can have the windows and doors you have always dreamed of for your Winchester home. We have loads of different styles for you to choose from. Take advantage of Clera’s decades of experience and transform your Winchester home.

If you live in Winchester or surrounding regions and desire to change all or some of your windows and doors, you owe it to yourself to learn about the value proposition of choosing Clera Windows and Doors. We’ve been on the receiving end of favourable customer feedback on HomeStars, so you can trust that our track record of success and reputation of excellence have third-party backing. We have the products and the services you need – and we put our money where our mouth is by offering you a lifetime warranty so that you’ll have peace of mind in knowing that your investment is protected. Our offering adds value, aesthetic appeal, energy efficiency and more to your home or office, so call us today to learn how we can help you get the doors and windows you want.

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

For us at Clera, everything is always all about the quality. We want you to have a top-quality outcome for your home and to enjoy top quality service. We think very hard about customer experience even after your replacement doors and windows have been fitted. Clera windows are low maintenance and easy clean and will always look good. The latest factory techniques and the use of environmentally friendly materials ensure a perfect fit meaning you will enjoy savings on your heating costs as well as helping to save the planet. Warm and secure, let your Winchester home enjoy greater privacy and peace with Clera’s premier fit and premium materials, particularly ideal if you live in a busy location.

Pick from a wide variety of glass, grilles and colour choices. We can personalise our famous colour retention paint if you cannot find just the right shade or hue for your home or business premises. Take a look at our huge range of styles from bay windows, bow windows, high and low profile. That is the joy of bespoke joinery, you can have exactly what you want.
Clera’s website has a cool design feature which allows you to play around with styles, colours, glass and grilles to see how they might work for your Winchester home. It is super easy to use, in just three simple steps and allows you to patch in and out different features helping you to visualise exactly how the finished product might look. Our range of doors is impressive and all are produced in either hard-wearing fibreglass or stainless steel.

Vinyl Windows & Doors

It might surprise you to learn but Clera endorses vinyl rather than wood as the best material for your replacement windows and doors in Winchester. Our years of experience have taught us that you can choose no better than vinyl. Our extensive range is all produced in vinyl and you are sure to find the style you want. Remember because it is all made to measure, you can still make those all-important adjustments to create replacement windows and doors in Winchester that will be the envy of your street.

Vinyl is incredibly tough but yet very lightweight. It is competitively priced and has a finish that endures for years meaning your investment will still look good after countless Canadian winters. Vinyl is a great insulator, with a high R-value, which means it will keep your home warm as well as being good for the environment.

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

Clera employs its own in-house team of experienced and professional installers who have been fully trained in the Clera way. We adhere to the guidelines set out by the Canadian Standards Association so you can enjoy a premium service when we fit your new doors and windows. Enjoy curb appeal, value for money and great savings on your home bills with Clera.

We know that you want a great selection of doors and windows so that you can select the right ones at the right price points. Single/double hungs, casements, single/double slider tilts and awnings will give you plenty to choose from. In addition to having a large selection of windows available, we also provide custom-made windows and we can include various features. Our products are installed by professionals who have extensive experience and, of course, we offer an ironclad lifetime warranty that guarantees that you won’t have to worry if your windows get damaged.

Serving Winchester For Over 40 Years

Ask around and you will frequently hear the name Clera mentioned as synonymous with quality and craftsmanship. We are known locally as ‘the people’s company’ because we really do listen to our customers and strive to provide what they want. We jealously guard our reputation – premium products, great service, unbeatable value.

Enjoy the huge benefits of bespoke joinery from design right through to installation. Clera is a family business, it was back then in 1978 and it still is now. We pride ourselves on our family values, an ethos of hard work, pride in our products and integrity. Take a look at our very competitive prices. We deliver and install anywhere in Winchester and beyond.

All our replacement windows and doors are closely inspected before they leave our Ontario factory. Be confident in Clera, as you watch the winter weather rage outside. Your windows and doors will keep you warm and snug and emerge into springtime looking as fresh as when they were first installed. All our products are Energy Star Certified.

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

Meet The Team At Clera Windows & Doors Winchester

Consider Clera at the top of your list to work with you on your home project. You will be choosing quality, service and price which cannot be bettered anywhere in Winchester. Improve your home, your lifestyle and support the fight against global warming with your new stylish windows and doors in Winchester from Clera.

Let Clera provide you with a free estimate, or pay a visit to our local outlet in Winchester and see the quality of our windows and doors for yourself. Our professional team are waiting to serve your every need.

At Clera, we’re an industry leader, and we’ve achieved this status by making customer service the focus of everything that we do. Our quality products, strong services from professional installers and ongoing support even after the installation has been completed will ensure that your best interests are safeguarded. We have thousands of happy customers, and we’re confident that we can offer you the doors and windows in Winchester that you need. Give us a call and find out why Clera Windows and Doors is the only retailer you need to get the products you want.

Professional Installers - Clera Windows + Doors
Meet The Team - Clera Windows + Doors
Best Options For Your Replacement Doors And Windows - Clera Windows + Doors