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Welcome to GTS Windows & Doors

Leading marketer of quality assured windows and doors!

Since 1986, GTS Windows & Doors has successfully serviced the window and door needs of thousands and thousands of customers throughout Kitchener and the surrounding area. Our broad array of satisfied customers is a testimony to our business philosophy. 

GTS Windows & Doors specializes in offering high quality products that are manufactured-to-order, ensuring exact fit for any new construction or renovation project, including:

  • Steel Insulated Entrance Doors
  • Maintenance Free Vinyl Patio Doors
  • Aluminum Storm Doors
  • Victorian Wood & Vinyl Storm Doors
  • Bay Windows
  • Bow Windows
  • Vinyl Siding Products
  • And More!
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We pride ourselves on doing business one way – the right way! We know our customers expect the best products, best installation, and of course the best customer service. We are committed to delivering the best to our customers because we know satisfied customers are our greatest assets!

Book a free no-pressure consultation where we’ll show you samples, take measurements, provide answers to your important questions and quote on the spot for you.

Why Choose Us?

  • Free Estimates
  • Family-Owned
  • Over 30 Years of Experience
  • We Install Over 90% of Everything We Sell
  • Lifetime Warranty

SERVICE AREAS

Kitchener, Waterloo, Cambridge, Guelph, Breslau, Conestoga, Preston, Hespler

CONTACT US

405 Nyberg Street
Kitchener, ON