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Windows

Browse our lineup of best-in-class vinyl windows, expertly installed by St Clair Windows & Doors.

Doors

We offer a comprehensive range of top-quality doors to suit every functional & stylistic need.

Sarnia-Lambton, ask your neighbours. They know us.

Awards & Certifications

St. Clair Windows and Doors is Sarnia's Certified Choice

2024 & 2025 Platinum Community Choice Winners

Why Choose St Clair Windows and Doors

Your Local Window & Door Experts

At St Clair Windows and Doors, we are dedicated to providing top-quality windows and doors along with personalized customer service. Our owner, a Red Seal Certified carpenter, helps sell, plan, and execute each and every project. When it comes to personal service, we have something the other guys can't touch. Ask your neighbours, they know us.

2007

Serving You Since

20k

Happy Clients

100%

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Our Window & Door Services

We specialize in providing a comprehensive range of window and door solutions to meet your specific requirements.

Our team is dedicated to ensuring that your experience with St Clair Windows and Doors exceeds your expectations in every way. Our commitment to you includes:

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Window & Door Installations

Customized Solutions

Expert Consultations

Professional Installations

After-Install Support

Locally Made Products

Quality Craftsmanship

Limited, Transferable Lifetime Warranty