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Canadian Company
Celebrating over 45 years of serving Canadians.
Highly Rated
4.8-star average from thousands of happy customers.
No Middleman
Factory-direct pricing = bigger savings for you.
Lifetime Warranty
Non-prorated, fully transferrable warranty.
ENERGY STAR® Certified
Lower energy bills, year-round comfort.
Easy Payment Plans
Low monthly payments or no payments for 1 year.
- Quick overview of what Brilliance is and what went into creating it (50 years of manufacturing expertise)
- It’s the best window they’ve ever made and the most upgraded on the market
- Homeowners are getting best-in-class efficiency across every key component of the window, adding exceptional value to their home
- Eco-friendly innovation
Lower Bills & Cozier Rooms
Keep warmth in and drafts out for steadier, more comfortable rooms all year
Noticeably Quieter Indoors
Cut street noise so conversations, work calls, and sleep come easier
A Finish That Stays Beautiful
A refined black exterior that resists wear and keeps curb appeal high
Clearer Views & Better Airflow
Breathe easier with brighter sightlines and smooth, refreshing airflow
Effortless Use & Secure Feel
Smooth operators, confident locking, and larger, easy-to-use awnings
Backed by 45+ years of window manufacturing expertise, Brilliance is the most advanced window Clera has ever created. Designed with eco-friendly innovation and precision engineering, it delivers best-in-class efficiency across every component, from insulation to hardware. Brilliance Windows offers lasting comfort, lower energy costs, and exceptional value for Ontario homeowners upgrading to the smartest option on the market.
Lower Bills & Cozier Rooms
Keep warmth in and drafts out for steadier, more comfortable rooms all year
Noticeably Quieter Indoors
Cut street noise so conversations, work calls, and sleep come easier
A Finish That Stays Beautiful
A refined black exterior that resists wear and keeps curb appeal high
Clearer Views & Better Airflow
Breathe easier with brighter sightlines and smooth, refreshing airflow
Effortless Use & Secure Feel
Smooth operators, confident locking, and larger, easy-to-use awnings
We’ve taken 50 years of manufacturing expertise and poured it into the Brilliance Window. It’s the best window we’ve ever made, and the most upgraded on the market. ALL upgrades are FREE to a good home for a limited time.
Frames are infused with groundbreaking technology, improving window insulation values by 25%!
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Double Low E Glass improves thermal insulation, enhancing comfort and energy efficiency
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Hardware upgrades improve ease of operation and locking functionality, allowing for Awning sizes up to 60’ x 52’
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UV Toughcoat Black is 7x stronger with a beautiful, gently textured finish
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Dissimilar glass thicknesses improve soundproofing, up to 3 STC points!
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Upgraded screens improve air flow, reduce water build up, and brighten views
- Ultra Low Emissivity Foam in line with the glazing plane for a solid thermal break
- Improves insulation values up to 20% vs standard builds
- Eco-friendly, mess-free, and superior to spray-foam fills
Glass Glazing
Dual Low-E (two coatings) on dissimilar thickness + 97% argon fill
Thermal gains and quieter rooms (up to +3 STC points)
Hardware
Upgraded operators & auto lock slides for smoother use
XL awning sizes up to 60″ × 52″
Screen
BetterVue® screens: higher airflow, less water build-up, brighter views
Finish
UV Toughcoat™ black: 7× stronger finish with refined texture
Every Brilliance window is ENERGY STAR® and NRFC certified, delivering proven performance in efficiency, insulation, and comfort. Discover how our energy-efficient windows establish the benchmark for measurable savings and long-term value.
Discover how Clera’s Brilliance windows outperform standard vinyl windows in efficiency, durability, noise reduction, and design.
Book a free consultation to confirm rebates and financing eligibility for next-gen Brilliance windows.
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From customized measurements and design choices to professional installation and finishing, Clera makes replacing existing windows with energy-efficient windows a seamless process. We tailor every Brilliance window to your home for a perfect fit and performance that lasts a lifetime.
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Consult & Measure
02
Design & All-In Quote
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Built to Order
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Pro Install & Clean Up
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Dreams Come True
We offer a range of choices to meet your desired privacy, energy efficiency, and aesthetic preferences. The options presented here are just a glimpse of what's possible; our extensive range includes additional treatments, textures, and coatings for glass panes that allow you to tailor your vinyl double and single hung windows to suit your unique style and practical requirements.
The Brilliance Collection showcases Clera’s most advanced and energy-efficient windows, designed for Ontario homes that demand lasting performance. With dual Low-E glass, Ultra-Low-Emissivity Foam, and next-generation insulation, Brilliance delivers exceptional durability, comfort, and curb appeal that lasts for years.
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
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Yes. Brilliance windows are fully ENERGY STAR® and NRFC certified, typically delivering a 10% higher Energy Rating (ER) than Clera’s base models. That means measurable efficiency gains and peace of mind that your windows meet Canada’s top performance standards, helping you save energy.
Brilliance windows achieve roughly 10% better U-value performance than standard double-pane windows. While not as low as triple-glazed windows, they strike an excellent balance of insulation, noise reduction, and affordability for Ontario homeowners.
Yes. Eligible projects with Brilliance windows can apply for the Government of Canada’s interest-free Canada Greener Homes Loan offering up to $40,000 zero-interest loans for ENERGY STAR-certified products, including windows, doors, and skylights. Homeowners may also qualify for rebates, including $100 per window, and up to 25% off during promotions.
Yes. With industry-first Ultra-Low Emissivity Foam, dual Low-E glass, and 97% argon fill, Brilliance is the most insulated and energy-efficient line Clera has ever produced. Available for casement windows, single-hung and double-hung windows, awning windows, sliding windows, picture windows, specialty-shaped windows, and bay & bow windows.
For homeowners prioritizing energy savings, comfort, and long-term value, Brilliance windows are Clera’s top recommendation. They combine modern design with measurable performance gains, making them one of the best windows for home upgrades in Ontario.
That’s exactly the goal. Features such as an insulated window frame (up to 20% higher performance), dual Low-E coatings, and a 97% argon fill reduce heat loss and the solar heat gain coefficient. By easing the load on your HVAC system, Brilliance windows are designed to lower energy bills by 13% year-round.
Discover why Ontario homeowners choose Clera for the best insulated, ENERGY STAR® certified windows and doors on the market. We have over 40 sales and installation offices across Ontario ready to serve you!
