Window & Door Replacement in Hamilton & Surrounding Areas

Upgrade your home with Petra’s professional window and door replacement services. Energy-efficient, stylish, and backed by a 25-year warranty. Serving Hamilton, Oakville, Burlington, Mississauga, Milton, Caledonia, St. Catharines, Grimsby, Brant, Brantford, and Ancaster.

Act Now! This Month Only: 25% Off All Exterior Renovations

Windows and doors are more than just functional, they define your home’s curb appeal, security, and energy efficiency. Petra installs and replaces high-performance windows and doors that cut energy bills, reduce drafts, and add long-lasting value to your property.

Why Choose Us?

🏆 Experienced Renovation Experts: Family-owned, licensed, and trusted by homeowners across Southern Ontario.

🔨 Premium Brands: We use top-quality, energy-efficient windows and doors from trusted manufacturers.

💼 25-Year Warranty: Every installation is protected for decades.

📞 Fast Turnaround: Most projects are completed in under 2 weeks, with spotless cleanup.

How It Works

Free Consultation — Book a free in-home assessment for your windows and doors.
Detailed Estimate — We recommend the best energy-efficient options to fit your style and budget.
Professional Installation — Our experts replace your windows and doors with precision and care.
Final Walkthrough & Warranty — You approve the work, and your 25-year warranty begins.

From Repairs to Installations

1

Schedule Your Free Window & Door Estimate Today

Save 25% this month only. Call Petra now and enjoy energy savings, comfort, and curb appeal.

2

Get a Customized Quote

Based on our inspection, we’ll provide a detailed.

3

Professional Service Execution

Our skilled team gets to work, using top-quality materials.

4

Final Walkthrough & Warranty

We ensure your satisfaction with a final walkthrough and 25 years Warranty.

Trusted By Families Like Yours

Help Center: Roofing Edition

How do I know if my windows or doors need replacement?

Signs include drafts, condensation between panes, difficulty opening/closing, or rising energy bills.

Do you install energy-efficient windows?

Yes, we specialize in ENERGY STAR®-rated windows and insulated doors.

What areas do you serve?

Hamilton, Oakville, Burlington, Mississauga, Milton, Caledonia, St. Catharines, Grimsby, Brant, Brantford, Ancaster.

How long does installation take?

Most window and door projects are completed in under 2 weeks.

Do you offer warranties?

Yes, all window and door replacements are backed by a 25-year warranty.

Upgrade Your Home with New Windows & Doors

Don’t wait to lower your energy bills and boost curb appeal. Book your free estimate today and save 25% on window and door replacement — offer ends this month.