Engineered and installed by TotalSeal for maximum performance and efficiency.
Trusted by thousands of homeowners across Southern Ontario
Features
Engineered for strength, insulation, and precision — built to outperform ordinary vinyl windows.
Behind every TotalSeal™ window is advanced engineering that redefines how vinyl systems perform — stronger, quieter, and more energy-efficient by design.
Products
Three exclusive lines designed for performance, aesthetics, and efficiency.
Proven 3¼” frame depth, ideal for retrofit and replacement projects.
Modern minimalist design with ultra-thin frames and maximum glass.
Why Choose Us
Why homeowners across the GTA choose us for their window and projects? Here are six key reasons:
We make and install our own windows, ensuring top quality without markups.
We use modern technology to improve comfort and performance of every window.
Certified in-house installers guarantee precise fitting and clean, efficient work from start to finish.
Our production and installation teams are always ready to deliver and install your order on time.
We stand behind our products and installation. Any issues are fixed free of charge.
Your local team for window replacement across Toronto and the GTA.
Discuss your project with one of our experts and receive a personalized quote.
Our Service Process
Contact us today for a free, no-obligation consultation and quote. Our team is eager to help you enhance your home’s beauty, comfort, and energy efficiency.
Project Cost Guide
Windows | ||
|---|---|---|
Window Type | Avg. Price Min | Avg. Price Max |
Bay/Bow | $ 2500 | $ 6000 |
Casement | $ 390 | $ 950 |
Awning window | $ 390 | $ 950 |
Sliding window | $ 260 | $ 790 |
Single hung window | $ 270 | $ 850 |
2025-2026
Explore our completed window and door replacement projects in Ajax, including real installation costs and project details. We install energy-efficient vinyl windows and durable entry doors throughout Ajax.
Duffins Bay, Ajax, Ontario
Window Replacement
May, 2025
Our team executed a full residential upgrade in the Duffins Bay neighborhood by replacing 12 outdated, drafty frames with high-performance vinyl replacement windows. This comprehensive installation featured premium insulation packing to maximize seasonal climate control, completely eliminate cold drafts, and significantly lower monthly heating and cooling bills. Completed in 1 day.
$21,000
Central Ajax, Ajax, Ontario
Window Replacement
July, 2025
We successfully completed a premium exterior renovation in Central Ajax, installing 12 energy-efficient vinyl replacement windows alongside a beautiful custom architectural bay window. The new multi-window installation drastically enhanced the property’s curb appeal while introducing superior weatherproofing and advanced thermal performance to protect the interior year-round. Completed in 2 days.
$18,200
South West, Ajax, Ontario
Window Replacement
November, 2025
Our experienced technicians visited the South West neighborhood to replace outdated, worn-out units with 6 high-efficiency vinyl replacement windows. This targeted upgrade focused on restoring perfect structural airtightness, preventing seasonal heat loss, and ensuring smooth, effortless window operation for the homeowners. Completed in 1 day.
$6,610
Everything you need to know to start your project.
When planning window and door installation in Ajax, it’s essential to consider durability, efficiency, and design harmony. The right system not only enhances comfort but also boosts property value.
Steps to choose and order installation:
TotalSeal provides a complete solution — from design consultation to warranty-backed installation, ensuring seamless integration with your home’s style and structure.
Prices vary based on materials, glass type, and installation complexity. Vinyl remains the most affordable option while still providing excellent thermal and acoustic insulation.
Data Table: Average Windows & Doors Installation Prices in Ajax
Product Type | Average Price (CAD/unit) | Key Features | Energy Efficiency |
Vinyl Window | $480 – $950 | Multi-chamber frame, welded corners | Excellent |
Casement Window | $650 – $950 | Tight sealing, outward opening | Excellent |
Picture Window | $750 – $1,200 | Fixed glass, bright natural lighting | Very Good |
Main cost factors:
Every TotalSeal installation in Ajax includes factory-assembled frames, warm-edge spacers, and hidden gaskets, ensuring optimal insulation and lasting comfort.
Homeowners across Ajax trust TotalSeal for precision craftsmanship, certified installation, and advanced insulation technology. Our team uses only factory-trained installers and Energy Star®-rated materials.
Comparison Table: TotalSeal vs Other Installers in Ajax
Feature | TotalSeal Windows & Doors | Typical Contractor |
Frame Technology | Multi-chamber fusion-welded | Standard hollow vinyl |
Glass Type | Double/Triple Low-E + Argon | Basic double glass |
Sealing System | Hidden compression gaskets | Surface silicone sealant |
Installation Crew | Factory-certified professionals | General subcontractors |
Warranty | 25 years (parts & labor) | 5–10 years limited |
Energy Star® Certification | Yes | Optional |
With TotalSeal, homeowners in Ajax receive long-term value, unmatched energy efficiency, and professional installation quality — all backed by one of Ontario’s most comprehensive warranties.
TotalSeal UltraSlim Series
Revolutionary vinyl windows with sleek aluminum aesthetics. Ultra-slim 2 7/8" profile, advanced multipoint security, and superior energy efficiency for Canadian homes.
Message from Anna Klein,
Chief Operating Officer
At TotalSeal, we manufacture every window in our 60,000-square-foot facility using German automation and premium components from Cardinal Glass and Roto hardware. Our certified installation teams deliver the same precision across Toronto and the GTA, backed by our direct manufacturer guarantee.
Recent projects
Take a look at some of the recent window projects we have completed for homeowners in the Ajax area.
Installation of energy-efficient windows with sleek dark frames, creating a stylish contrast against the brick walls.
Fresh installation of energy-efficient white vinyl windows on the upper and lower levels of the backyard facade.
Replacement of standard white vinyl windows, featuring a beautiful lower bay window to enhance natural light.
Schedule an in-home estimate with one of our experts.
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By submitting this form, you agree to our Terms and Conditions.
By submitting this form, you agree to our Terms and Conditions.
