top of page

Custom Vinyl Windows and Patio Doors

GR8 Windows Ltd. offers a line of custom-fit vinyl liners, casings, and window accessories.

Our Windows Aren’t Just Good, They’re GREAT!


Windows and doors are more than just details on your property! They provide safety and security, increase sound insulation, facilitate the entry of natural light indoors and boost the aesthetic appeal of a house or commercial space. 

We believe that the exterior of your house says a lot about you! To help improve the look and feel of your property, we manufacture quality patio doors and custom windows in Williams Lake. Whether you are planning to renovate your home with functional window accessories or in need of windows and doors for your newly-built office, our collection is sure to suit your style and budget! Drop by our store, or call us for a free estimate.


At GR8 Windows Ltd, we are proud that our vinyl windows and patio doors are locally manufactured in house, in Williams Lake, BC, Canada. 

Made in Canada

As Canadians, we take pride in things that are manufactured right here at home! Many clients shopping for new windows are likely to buy the ones that are “Made in Canada.” GR8 Windows Ltd is proud to be a true Canadian corporation that sources all its products from local suppliers. By eliminating the middlemen and manufacturing our own windows, we are able to keep our products affordable to our customers.

Our Products

As a family owned and operated business, we have built a reputation as a trusted source of doors and windows among the homeowners, commercial property owners and contractors across British Columbia. Whether you are in need of standard size windows, new entrance doors, or a house load of custom windows, we have what you need at the right price. We specialize in manufacturing vinyl windows with a competitive and turnaround time!

Our friendly and experienced staff is looking forward to serving you better. Drop by our store, give us a call, or email your requirements!

home page window CTA

Customize Your Windows

We manufacture windows in many shapes and sizes. Enhance your interior right away.


Show Off Your Beautiful Patio

Make your home aesthetically appealing with patio doors in various colours and finishes.

sliding frame with nail fin

Interior and Exterior Window Accessories

We carry a range of accessories that are a great solution to the most challenging installations.

bottom of page