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Sentry Windows and Doors

Guaranteed Beauty, Durability, and Performance

Schedule A Free Estimate

Vinyl Windows

Improve your home's comfort and curb appeal with beautiful vinyl windows.

Patio Doors

When strong winds cause damage to your home or property, trust our experts for fast response.

Energy Efficient Windows

We install energy-efficient replacement windows for every budget.

Why Windsor, Ontario Homeowners Choose Us

0% interest financing available

Products from top manufacturers

Lifetime no nonsense warranty

Happy Customers in Windsor, Ontario

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Recent Projects in Windsor, Ontario

Window and Door Company in Windsor, Chatham, and Amherstburg

High quality replacement window and door installation experts

Windows and doors are vital aspect of every home's design and function, which is why choosing the right ones is essential. As your local window and door experts in Windsor, Ontario, Sentry Windows and Doors can provide you with high quality products that look great and will last for years to come.

Not only do we work with industry leading manufacturers, we also provide custom built replacement windows and doors to ensure you get the perfect product for your needs.

Call us today at 1-519-946-2200 or click below to learn more about how we can help you! We offer free estimates on all our work in Windsor, Chatham, Amherstburg and throughout the surrounding areas.

Get a free estimate on replacement windows and doors today

If you're interested in upgrading your home's windows and doors, call the local experts at Sentry Windows and Doors for a complete evaluation. We will help you determine the best options for your needs and provide you with high quality products and expert installation.

We offer free estimates on all our work, so give us a call at 1-519-946-2200 or contact us online to get started! We proudly serve in Windsor, Chatham, Amherstburg, Essex, Florence, Wilkesport, Wheatley, Erieau, Pain Court, Tupperville and throughout the surrounding areas.



our service area

We serve the following areas

  • Amherstburg
  • Belle River
  • Blenheim
  • Bothwell
  • Cedar Springs
  • Charing Cross
  • Chatham
  • Coatsworth Station
  • Comber
  • Cottam
  • Croton
  • Dover Centre
  • Dresden
  • Emeryville
  • Erieau
  • Essex
  • Florence
  • Grande Pointe
  • Harrow
  • Highgate
  • Kent Bridge
  • Kingsville
  • Lasalle
  • Leamington
  • Maidstone
  • Mcgregor
  • Merlin
  • Morpeth
  • North Buxton
  • Oldcastle
  • Pain Court
  • Pelee Island
  • Pointe Aux Roches
  • Port Alma
  • Port Lambton
  • Ridgetown
  • Ruscom Station
  • Ruthven
  • Sombra
  • South Woodslee
  • St Joachim
  • Staples
  • Tecumseh
  • Thamesville
  • Tilbury
  • Tupperville
  • Wallaceburg
  • Wheatley
  • Wilkesport
  • Windsor
Our Locations:

Sentry Windows and Doors
3423 Walker Road
Windsor, ON N8W 3S2