St. Clair Windows and Doors
St. Clair Windows and Doors is a locally owned dealer and installer in Sarnia-Lambton providing custom-built residential and commercial windows, entry and patio doors, and overhead garage doors. They emphasize energy-efficient products such as Low E glass and precise fits to brick and stucco openings for a seamless finish, offer Canadian-made options, and complete work with a professional in-house installation team backed by lifetime warranty coverage. The company promotes seasonal pricing and advance spring scheduling so customers can book installations before the busy season.
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Last updated on Feb 8th, 2026
Recent Activity
Custom front door installation and positive review announcement
St. Clair Windows and Doors announced a custom Island Sunset steel front door installation and thanked customer Harmony for a stellar review, inviting homeowners to start projects this Summer. The company notes you can choose any Benjamin Moore colour for your steel door and directs readers to www.stclairwindows.ca/contact to begin.
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Sometimes the little things
St. Clair Windows and Doors shared a brief, reflective message on 2026-05-26: "Sometimes it’s the little things that matter most." The post offers a warm reminder about the impact of small details, presented in a simple, neighborly tone.
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Contact and service announcement
St. Clair Windows and Doors shared contact details so Petrolia residents can request service or a quote; visit www.stclairwindows.ca/contact or call 519-336-1212. The company notes it has proudly served Petrolia since 2007, making it an established local option for window and door needs.
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Contact page link
St. Clair Windows and Doors published their official contact page link at stclairwindows.ca/contact on 2026-04-16, providing a direct route to the company for inquiries or quote requests. Visit the link to see the contact methods the company lists on their official site.
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Free exterior colour offer — windows & patio doors
St. Clair Windows and Doors is offering free exterior colour on windows and patio doors if you book before May 1, 2026. Call (519)336-1212 or visit www.stclairwindows.ca/contact to inquire and confirm availability.
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Installation crew promotional post
On 2026-03-12 St. Clair Windows and Doors shared a promotional post saying "Our installers make it look easy," calling attention to their professional installation services for windows and doors. For service inquiries call 519-336-1212 or visit www.stclairwindows.ca to learn more.
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Installers showcase workmanship
St. Clair Windows and Doors shared a social update on 2026-03-12 showcasing their window and door installation workmanship in Sarnia, with contact 519-336-1212 and website www.stclairwindows.ca. The post highlights renovation transformations and invites local homeowners to view project examples or request a consultation.
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Custom windows and doors upgrades
St. Clair Windows and Doors is promoting custom windows and doors for homeowners in Sarnia that fit tight to brick and stucco to create a clean, seamless finish without bulky trim. The post highlights precise, upgrade quality results and invites Sarnia homeowners to send a message to learn more and request a personalized quote.
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Front Doors
On 2026-03-07 St. Clair Windows and Doors featured its Front Doors line as part of a Front Door Friday post, highlighting Canadian craftsmanship and all seasons durability. The post is a product spotlight for homeowners, focusing on build quality rather than models, pricing, or direct purchase links.
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Doors & Windows and Garage Doors services
St. Clair Windows and Doors in Sarnia is booking spring installations for doors, windows, commercial products, and overhead garage doors with professional in house installers. Enter their giveaway for a chance to win a $50.00 Vago's Pizza gift card, the draw is on April 1, 2026; call (519)336-1212 or email info@stclairwindows.ca to get started.
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Vago's Pizza gift card giveaway
St. Clair Windows and Doors is giving away a $50 Vago's Pizza gift card, entry requires following, liking, sharing, and tagging three friends on their social post. The winner will be drawn on April 1, 2026, and the promotion is free to enter; contact (519)336-1212 or visit www.stclairwindows.ca for more details.
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Customer review appreciation post
St. Clair Windows and Doors publicly thanks a client named Kelsey for a glowing review on 2026-02-13, using local hashtags like #SarniaOnt and #SupportLocal to highlight community appreciation. The short social post emphasizes customer gratitude and the company focus on windows and home renovations, inviting neighbors to notice local testimonials.
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Winter Discount on Windows and Doors
St. Clair Windows and Doors is offering a winter discount on all window and door purchases, celebrating their commitment to quality and community support.
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St Clair Windows and Doors Winter Promotion
St. Clair Windows and Doors is offering a winter promotion with special pricing and a full lifetime warranty on their products, perfect for homeowners planning renovations.
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Christmas Window and Door Installations
Join St. Clair Windows and Doors for Christmas Window and Door Installations on December 10, 2025, helping homeowners prepare their homes for the festive season!
