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We're Extending Our Sale, Don't Miss Out!
Maximize Your Savings
Get over
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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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?
Canadian Ownership
Celebrating 45+ years of serving Canadians.
Free at Home Consultation
No pressure, just expert advice and a straightforward estimate.
Buy Direct!
We manufacture & install so you save!
Lifetime Warranty
Non-Prorated, Fully Transferrable Warranty
Most Awarded Company
For Windows + Doors by HomeStars, 16 times.
3 Best Rated
Awarded one of the Top 3 Best Windows + Doors Companies.
Completely Custom
Our lineup is entirely custom, ensuring you get the perfect windows and doors for your home.
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First impressions are powerful—make a grand entrance with a new exterior door from Clera. New doors are a safe and reliable investment for homes in Ontario. They add character, keep undesirables out, and protect your family from the elements. Get the peace of mind you deserve when you install one of our many customizable offerings. We offer enduring exterior door systems made from steel or fiberglass, as well as custom sliding patio, gliding french and storm doors. All are ENERGY STAR® approved, feature high-quality hardware and combinations of panels and glass designs.
View All Doors
Steel doors offer a sleek and modern look with added strength and durability for security.
Provides the beauty of wood without the environmental consequences.
Designed to seamlessly blend your indoor and outdoor living spaces.
Offer additional security, energy efficiency, and protection from unwanted pests.
With some of the highest ratings for customer satisfaction, it's clear why Clera is Ontario's most awarded window company!
9.2/10
on HomeStars
16x Homestars Winner
We’ve served the GTA area for over 45 years, outfitting more than 300,000 homes with windows and doors built to last.
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