Bow Windows Installation & Replacement in GTA – Elegant, Spacious & Energy-Efficient

Bow Windows Installation & Replacement in GTA – Elegant, Spacious & Energy-Efficient

We provide bow window installation and replacement in GTA. Built with Energy Star® certified, CSA-tested vinyl frames, Low-E coated, argon-filled double or triple-pane glass, our 4–6 lite curved designs deliver panoramic views, insulation, and lasting durability for Canadian homes.

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Upgrade Your GTA Home With Our Custom Bow Windows

Our bow windows are designed for GTA homeowners who want elegance, functionality, and efficiency in one upgrade. Built with fusion-welded vinyl frames, Low-E coated glass, and argon gas-filled double or triple-pane units, they provide panoramic views, abundant natural light, and superior insulation.

Unlike standard windows, bow windows project outward with 4–6 curved panels, adding space and architectural appeal. Installed by our CSA-certified professionals, they’re Energy Star® rated, durable, and built to withstand Canadian weather while enhancing your property value.

Explore Our Bow Window Options in GTA

We install and replace vinyl, energy-efficient, custom, and replacement bow windows across the GTA, designed for durability, insulation, and modern style.

Vinyl Bow Windows

Our vinyl bow windows feature fusion-welded uPVC frames that resist warping, peeling, and cracking in Canadian weather. Multi-chambered insulation improves energy efficiency, while slim mullions maximize glass surface for natural light. Low-maintenance and long-lasting, they’re the ideal choice for GTA homes.

Energy-Efficient Bow Windows

Engineered for performance, our energy-efficient bow windows use Low-E coated, argon gas-filled double or triple-pane glass to reduce heat loss. Each unit is Energy Star® and CSA-certified, providing year-round comfort, noise reduction, and lower heating and cooling costs for homeowners in the GTA.

Custom Bow Windows

We design custom bow windows to fit your home’s architecture, offering a variety of projection depths, finishes, grille patterns, and trims. Every window is built with CSA-tested frames and insulated glass units, combining architectural beauty with modern energy performance.

Replacement Bow Windows

Our replacement bow windows provide a seamless upgrade for old or drafty units. We remove outdated frames and retrofit new airtight, insulated bow windows with expert installation. The result is improved energy savings, enhanced curb appeal, and long-term durability for GTA properties.

Bow Window Installation & Replacement Services in GTA

We provide expert bow window installation, replacement, repair, and pricing guidance in GTA, using Energy Star® certified, CSA-tested products. Our services include:

Bow Window Installation

Our bow window installation services include structural reinforcement, CSA-compliant vinyl frames, and Energy Star® certified glass units. We ensure precise measurements, airtight sealing, and professional craftsmanship, giving GTA homeowners panoramic views, added space, and long-term durability.

Bow Window Replacement

We specialize in bow window replacement across the GTA, removing old units and retrofitting modern vinyl bow windows with Low-E coated, argon-filled panes. Our certified installers deliver seamless, energy-efficient upgrades that boost curb appeal, improve insulation, and increase property value.

Bow Windows Repair & Maintenance

Not every window needs a full replacement. Our repair and maintenance services include resealing insulated glass units, replacing damaged trim, and ensuring airtight performance. This helps GTA homeowners extend the lifespan of their bow windows while restoring efficiency and appearance.

Bow Window Cost & Pricing in GTA

The cost of bow windows in the GTA typically ranges from $3,000–$7,000, depending on size, number of panels, glass type, and customization. We provide transparent, detailed quotes and offer flexible financing options to make upgrading affordable for GTA homeowners.

Advanced Features of Our Bow Windows

Our bow windows combine advanced design and CSA-tested performance. Built with insulated glass, vinyl frames, and custom finishes, they’re ideal for GTA homes. Top features of our triple-pane windows are:

4–6 Lite Curved Glass Design

Our 4–6 lite bow window designs project outward to create panoramic views and add interior space. Slimline mullions maximize natural light while maintaining insulation, giving GTA homeowners elegance, functionality, and modern curb appeal in one upgrade.

Energy Star® Certified Units

Every bow window we install is Energy Star® certified, ensuring compliance with Canadian efficiency standards. These windows reduce heat transfer, cut energy bills, and provide year-round comfort for GTA households while maintaining premium performance.

Low-E Coated, Argon Gas-Filled Glass

Our bow windows use Low-E coatings to reflect heat and block UV rays, paired with argon gas-filled double or triple-pane units. This combination improves insulation, protects interiors from fading, and lowers heating and cooling costs.

Fusion-Welded Multi-Chambered Vinyl Frames

Built with fusion-welded, multi-chambered vinyl frames, our bow windows resist warping, peeling, and rotting. The multi-chamber design enhances structural strength while improving thermal efficiency, perfect for demanding Canadian climates.

Custom Sizes, Angles, Colours & Grilles

We offer custom bow windows with flexible projection angles, multiple panel sizes, and a variety of colours, trims, and grille patterns. Each unit is designed to complement your home’s architecture while delivering lasting performance.

CSA-Tested for Canadian Climate

Our bow windows are CSA-tested for air tightness, water resistance, and structural integrity, ensuring they withstand cold winters, humid summers, and year-round weather in the GTA. This provides peace of mind with proven local reliability.

Benefits of Installing Bow Windows in Your GTA Homes

Our bow windows brighten interiors, expand space, and improve energy efficiency. Built for Canadian climates, they add value and elegance to GTA properties.

With 4–6 connected glass panels and slim vinyl mullions, bow windows maximize sunlight. They brighten living rooms, dining areas, and bedrooms, creating warmer, more inviting interiors for GTA homeowners.

The curved design of bow windows offers wide, uninterrupted sightlines. Perfect for showcasing gardens or cityscapes, they provide GTA homes with a modern, open feel and a seamless indoor-outdoor connection.

Bow windows project outward, creating extra interior space for seating, storage, or displays. This structural extension enhances functionality and design, making rooms in GTA homes feel larger and more versatile.

Equipped with Low-E coated, argon gas-filled glass units and fusion-welded vinyl frames, bow windows reduce heat loss and drafts. Energy Star® performance helps GTA households save on heating and cooling costs year-round.

Multi-pane insulated glass combined with airtight CSA-tested frames reduces outside noise. Bow windows are ideal for GTA homeowners living in high-traffic or urban areas, creating quieter, more peaceful interiors.

Bow windows add architectural elegance with their curved projection and customizable trims. Whether traditional or contemporary, they elevate curb appeal and distinguish GTA homes with a refined, stylish look.

Installing energy-efficient bow windows enhances comfort, aesthetics, and market value. Buyers value added space, panoramic views, and reduced utility bills, making them a smart investment for GTA homeowners.

Why GTA Homeowners Trust Us for Bow Windows

We’re the trusted choice for bow window installation and replacement in GTA, delivering certified service, energy savings, and proven satisfaction. Reasons you should choose us:

Local GTA Expertise

With years of serving Toronto, Mississauga, Brampton, Vaughan, and beyond, we understand GTA building codes, rebate programs, and climate conditions. Every bow window is engineered for durability and performance in Canadian homes.

Licensed, Insured, CSA-Compliant Installers

Our team is fully licensed, insured, and CSA-certified, ensuring every installation meets strict Canadian standards. We handle structural support, airtight sealing, and finishing details with precision and care.

Energy Efficiency Experts

We specialize in Energy Star® certified bow windows with Low-E coatings, argon-filled panes, and fusion-welded vinyl frames. Our focus is on lowering energy costs while maintaining comfort for GTA homeowners.

Full Customization Options

Choose from custom sizes, angles, trims, grilles, and colours. Whether you want a sleek modern look or a traditional design, we create bow windows that match your home’s architecture and style.

Affordable Pricing

We offer transparent pricing with no hidden costs. By combining direct factory sourcing with expert installation, we keep bow window projects affordable while maintaining premium quality.

Flexible Financing

Our financing options include 90-day no-payment plans and low monthly installments. This helps GTA homeowners upgrade to bow windows without straining their budget.

Extended Warranties

We stand behind our work with comprehensive warranties that cover both materials and installation. This gives homeowners long-term confidence in their investment.

Proven Customer Satisfaction

With 5-star reviews, repeat customers, and referrals, we’re known across the GTA for reliable service, expert advice, and bow windows that perform exactly as promised.

Premium Customization Options for Our Triple-Pane Windows

Trim Options

Our trim options offer a refined, finished interior look. Choose from classic casings, clean modern lines, or ornate rosettes. All trims are made from durable, low-maintenance vinyl that resists moisture, keeping your triple-pane windows looking sharp for years.

Jamb Sizes

We provide multiple vinyl jamb sizes to match wall depths and insulation levels. Our PVC jamb extensions and wood alternatives create a precise fit and professional appearance. They’re maintenance-free, strong, and built to handle the GTA’s seasonal shifts with ease.

Exterior Brickmould

Crafted from tough uPVC, our exterior brickmould frames your window beautifully while sealing out moisture and drafts. Available in various sizes and colours, it blends style with function, perfect for boosting curb appeal while protecting your investment.

Colour Options

Customize your triple-pane windows with a range of fade-resistant exterior colours. From timeless neutrals to bold contemporary tones, our finishes are UV-stable and peel-resistant, made to maintain their vibrant look through all of GTA’s weather conditions.

Glass Options

Add character with internal window grids in colonial, prairie, or diamond patterns. Available in white, brass, and pewter, these grids enhance the visual design without affecting energy performance, giving your triple-pane windows both charm and function.

Window Grids

Elevate the charm and character of your windows with Polaris’ elegant window grids, available in timeless white, sleek pewter, or classic brass finishes. These grids come in a variety of styles, including colonial, prairie, and diamond patterns, adding a touch of sophistication to any home. Whether you’re aiming for a traditional, modern, or eclectic look, our grids provide endless design possibilities. Enhance your curb appeal and create visual interest with these customizable accents. With Polaris, transform your windows into architectural masterpieces that reflect your unique style and personality.

Are you Ready to Elevate your Home?

Contact us today to explore our window and door solutions!

Locations Across Ontario

Service Areas

At Polaris Windows and Doors, we proudly serve the Greater Toronto Area, bringing our expertise in crafting energy-efficient windows and doors to your doorstep. Whether you reside in the heart of Toronto or the surrounding neighborhoods, we are your trusted local partner for enhancing your home’s comfort and style.

At Polaris Windows and Doors, we proudly serve the Greater Toronto Area, bringing our expertise in crafting energy-efficient windows and doors to your doorstep. Whether you reside in the heart of Toronto or the surrounding neighborhoods, we are your trusted local partner for enhancing your home’s comfort and style.

Frequently Asked Questions

A bow window is a projection made of 4–6 curved panels that create panoramic views and add space. A bay window typically has 3 panels at sharp angles. Bow windows are better for smooth, elegant curves and more natural light.
The cost of bow windows in GTA usually ranges between $3,000–$7,000, depending on size, number of panels, glass type (double or triple-pane), and customization. We provide free, no-obligation quotes.
Yes. Our Energy Star® certified bow windows with Low-E coatings, argon gas-filled glass, and fusion-welded vinyl frames are CSA-tested to handle harsh GTA winters while reducing heating costs.
Absolutely. We offer custom bow windows in different projection depths, sizes, angles, trims, colours, and grille patterns. Every unit is designed to match your home’s style and energy needs.
Most bow window installations in GTA homes are completed in 1–2 days, depending on the project size. Our certified installers handle removal, structural support, and airtight installation.
Yes. We provide flexible financing options, including 90-day no-payment plans and affordable monthly installments, making bow window replacement accessible to GTA homeowners.
Yes. Many homeowners in Toronto and across the GTA combine bow windows with casement or double-hung units for ventilation, while still enjoying panoramic views and extra light.