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Replacement Windows 
Aluminum Windows
Bay & Bow Windows
Picture Windows
Sliding Windows
Vinyl Windows
Replacement Doors 
Aluminum Doors
Entry & Front Doors
Fiberglass Doors
French Doors
Patio Doors
Siding Doors
Steel Doors
Storm Doors
Company Awards
BBB Business Integrity Awards - 2017 Finalist (Category II)
Sentry Windows and Doors is proud to be a finalist for the BBB's Integrity Award.... [Read more]
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Essex, ON's Leading Replacement Window & Door Company

Happy Customers Surrounding Essex, ON
Work Requests

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Essex, ON's Leading Replacement Window and Door Company

If you're looking for replacement windows or doors in Essex and the surrounding areas, Sentry Windows and Doors has the solution you need! We provide a wide variety of window and door selections that are designed to properly insulate your home and contribute to the overall aesthetic appeal of your home. Our professionals are prepared to work with you every step of the way to leave you at ease and are ready to find the right solution for your home. 

Energy-Efficient Replacement Windows

At Sentry Windows and Doors, our line of windows are ready to provide premium insulation while keeping your house energy efficient. Every single product we use comes directly from the industry's best manufacturers and stand ready to make an immediate impact. Whether your windows are drafty, outdated, or lack appeal, our professionals are equipped with the solution that can solve any of your needs. If you're thinking about replacing your windows, consider these benefits that a new installation can bring: 

  • Fewer drafts
  • Less maintenance
  • Reduced noise
  • Energy savings
  • Added security
  • Enhanced curb appeal
  • And More! 

To learn more about vinly window installation cost or replacement window cost in Essex, ON, contact Sentry Windows and Doors today for a FREE estimate!

Replacement Doors That Are Right For Any Home

If you're interested in further improving the security of your home or boosting the aesthetic appeal of your exterior, Sentry Windows and Doors's professionals are ready to assist when it comes to your entry or patio doors. Sentry Windows and Doors installs new exterior doors that are designed to match your needs and provide years of trouble-free operation.  Our goal is to find the selection that perfectly fits your needs and provide you the reassurance you've always desired from your local contractor. We have a wide variety of doors to choose from, including:

To learn more about door installation cost in Essex, ON, contact Sentry Windows and Doors today for a FREE estimate!

Press Releases From Essex
At this Home Show, you will be able to shop the latest products when buying or building a home, home...
At this Home Show, you will be able to shop the latest products when buying or building a home, home renovation, get the latest on home décor and outdoor living, and leave with new ideas and solutions for your home.... [Read more]
News & Events From from Essex
There are many versions of new fiberglass doors in Windsor and surrounding areas, however very few are made with the quality and durability you need for the door to last. So what type of new fiberglass door in Windsor should you consider buying? Below are some important things to consider:... [Read more]
At Sentry Windows and Doors we pride ourselves on providing new vinyl windows in Windsor to all residents of Windsor and Essex County. When considering replacing your existing windows with new vinyl windows in Windsor, you have to carefully consider what type of vinyl windows are installed.... [Read more]
Work Requests From Essex, ON
Queensway in Essex
Need 3 bedroom windows replaced - original since 1987! I heard your organization is affordable and good quality.
Iler Ave in Essex
Need estimate to replace 12 vinyl windows from 1983
Laird Ave in Essex
Need 13 windows replaced
Brien Ave East in Essex
Replace patio door with garden type doors. Replace front door and sidelight
Gesto Side Rd in Essex
I have several outdated windows I would like to replace.
Brien Ave W in Essex
Looking to get 14 Windows installed and starting the process of getting quotes
in Essex
We are looking for a quote to replace our windows in our house and heard about the rebate on AM800.
Albert Street in Essex
I would like to have an estimate for installing 2 entry doors.
in Essex
2 very big old windows (84×62)... need to be replaced asap...
Pinkerton Rd in Essex
Patio door replacement, possibly windows
Irwin Ave in Essex
I would like to get a quote on replacing windows in my house.
Woodview in Essex
Replacement of front double steel door.
Gosfield Twnl East in Essex
Replacement windows
Centre Street in Essex
Top priority is a new door (needs frame & door) and then windows for the entire house. Looking to renovate and then sell house.
Cameron Ave in Essex
Need 5 windows replaced with frames
in Essex
The first picture on your website, black front door with two sidelights is exactly what we are looking for. Please provide estimate. Kevin
in Essex
I need windows but can't pay for a year
Serving the following Essex, ON postal codes
N0R 1J0, N8M 0A1, N8M 0A2, N8M 0A3, N8M 0A4, N8M 0A5, N8M 0A6, N8M 0B7, N8M 0B8, N8M 0B9, N8M 0C1, N8M 0C2, N8M 0C3, N8M 0C4, N8M 0C5, N8M 0C6, N8M 0C7, N8M 0C8, N8M 1A1, N8M 1A2, N8M 1A3, N8M 1A4, N8M 1A5, N8M 1A6, N8M 1A7, N8M 1A8, N8M 1A9, N8M 1B1, N8M 1B2, N8M 1B3, N8M 1B4, N8M 1B5, N8M 1B6, N8M 1B7, N8M 1B8, N8M 1B9, N8M 1C1, N8M 1C2, N8M 1C3, N8M 1C4, N8M 1C5, N8M 1C6, N8M 1C7, N8M 1C8, N8M 1C9, N8M 1E1, N8M 1E2, N8M 1E3, N8M 1E4, N8M 1E5, N8M 1E6, N8M 1E7, N8M 1E8, N8M 1E9, N8M 1G1, N8M 1G2, N8M 1G3, N8M 1G4, N8M 1G5, N8M 1G6, N8M 1G7, N8M 1G8, N8M 1G9, N8M 1H1, N8M 1H2, N8M 1H3, N8M 1H4, N8M 1H5, N8M 1H6, N8M 1H7, N8M 1H8, N8M 1H9, N8M 1J1, N8M 1J2, N8M 1J3, N8M 1J4, N8M 1J5, N8M 1J6, N8M 1J7, N8M 1J8, N8M 1J9, N8M 1K1, N8M 1K2, N8M 1K3, N8M 1K4, N8M 1K5, N8M 1K6, N8M 1K7, N8M 1K8, N8M 1K9, N8M 1L1, N8M 1L2, N8M 1L3, N8M 1L4, N8M 1L5, N8M 1L6, N8M 1L7, N8M 1L8, N8M 1L9, N8M 1M1, N8M 1M3, N8M 1M4, N8M 1M5, N8M 1M6, N8M 1M7, N8M 1M8, N8M 1M9, N8M 1N1, N8M 1N2, N8M 1N3, N8M 1N4, N8M 1N5, N8M 1N6, N8M 1N7