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Visit Our Window and Door Showroom in Duncan

Get a chance to see and feel our products in person at our spacious Showroom.  We have dedicated staff available to answer all your questions.


When you need the door or window that’s right for your home, look no further than SB Windows & Doors Ltd.! Whether you need a bay window by Milgard Windows & Doors® or a custom-made door, we are here to help provide the right doors or windows for your Cowichan Valley home. SB Windows & Doors Ltd. has proudly served this community as a local, family-owned company since 2003 and is dedicated to customer satisfaction and professional excellence. We are known as Vancouver Island’s most competitive pre-hung door shop. We promise honesty and integrity in all that we do! When you want to renovate or upgrade your home, SB Windows & Doors Ltd. gets the job done efficiently and professionally.

As an authorized Milgard Windows & Doors® dealer, we are proud to offer a variety of windows and patio doors from this excellent brand. Milgard® has over 50 years of experience serving their industry and we feel very confident in offering this brand. We also stock a number of exterior, interior, patio, hardwood, and custom doors from a wide variety of brands, including B.C. Door, Masonite®, and Trimlite.

At SB Windows & Doors Ltd., we have a beautiful showroom where you see, touch, and feel many of our windows and doors first hand. We’d love to see you there!

Why Choose SB Windows & Doors Ltd.?

What Sets Us Apart

Comprehensive Range: Our catalog features an extensive selection of windows and doors, from the advanced technology of Milgard® windows to bespoke, custom-crafted doors designed to match any architectural style. Whether your home is modern or traditional, we have the perfect solutions to enhance its beauty and functionality.

Window and Door Showroom: Our extensive showroom is designed to showcase the wide array of products we offer. It serves as a tactile experience center where you can explore the quality, design, and functionality of our windows and doors up close. This space is supported by our knowledgeable sales team, ready to guide you through our selection and answer any questions, ensuring you make an informed decision that perfectly suits your needs and preferences.

Custom Door Shop: The heart of our customization capability lies within our in-house door shop. This is where your unique vision becomes a reality. Our door shop specializes in creating doors that meet your exact specifications, offering a wide variety of styles, materials, and finishes. This bespoke service ensures that the doors we provide are unmatched in their personalization and uniqueness, setting your home apart.

Installation Excellence: The quality of our installation is as important as the products themselves. Our skilled installers are the backbone of our service, dedicated to fitting every window and door with unmatched precision. Their expertise not only enhances your home's aesthetic and energy efficiency but also its security, ensuring peace of mind.

Our Commitment to You

Unrivaled Expertise: With over two decades of experience, SB Windows & Doors Ltd. brings a depth of knowledge to window and door design, functionality, and installation that is unparalleled. Our team undergoes continuous training to stay ahead of industry trends and technologies, providing you with cutting-edge solutions.

Dedicated Service: We are committed to delivering exceptional customer service from the moment you engage with us. Our team offers personalized guidance throughout your project, ensuring every question is answered and every need addressed with professionalism and care.

Quality Assurance: Our confidence in our products and services is solidified by comprehensive warranties and our partnerships with leading manufacturers. This guarantees that you receive not only aesthetically pleasing but also durable and long-lasting windows and doors.

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Friendliness, Speed, and Expertise


Thanks for all the work you did for me in the process of getting the windows in my dear old building installed. Everyone loves them and commented on the friendliness, speed, and expertise of your crew. I will recommend you and your company any time.


Visit Us and Our Showroom Today

Visit our showroom to explore our selection and speak with our experienced staff. Whether you're planning a renovation or starting a new construction, we're here to help you find the perfect windows and doors for your project. Let SB Windows & Doors Ltd. enhance your home with quality, service, and expertise you can trust.

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