Welcome to KP Building Products Ltd.
For over 45 years, KP Building Products Ltd. has been providing leadership and excellence to the exterior building products market.
In 2022, KP Building Products became part of the Saint-Gobain family of companies, marking a new chapter in its history. This acquisition by a global leader in lightweight and sustainable construction strengthened KP Building Products’ position in the North American market. Saint-Gobain, with its strategic investments and commitment to sustainability and innovation, has brought a new dimension to KP’s expertise and reach, while preserving the legacy and core values of the family business.
KP Building Products continues to be a respected name in the industry, recognized for its commitment to quality, innovation, and exceptional customer service. Their vision, oriented towards sustainability and excellence in construction, is reflected in their diverse range of products.

EXPRESS YOURSELF
At KP Building Products Ltd., our mission is to provide energy-efficient exterior building solutions to the residential and commercial building sector. We’re committed to helping you reduce energy costs today—and for years to come—by offering innovative, environmentally friendly solutions such as high-performance windows, patio doors, an extensive vinyl siding offering paired with a wide range of accessories and finishing touches. Our dedicated team relentlessly explores the latest technologies to enhance the efficiency, durability, and sustainability of our products, ensuring your projects stand the test of time.
Choosing KP Building Products means making an impactful environmental choice—lowering your carbon footprint while elevating your home’s aesthetic and value. Our robust product range offers tailored solutions that meet diverse styles and budgets. Whether you’re aiming for a modern upgrade or a timeless look, our products deliver superior quality and performance.
Trust KP Building Products to bring you innovative exterior solutions that combine beauty, durability, and sustainability.

Our mission at KP Building Products Ltd. Ltd. is to offer you the most energy efficient products on the market to help you save on energy costs now and for years to come. Our dedicated team is continually looking for new technologies to make our windows and doors even more energy efficient and environmentally friendly.
By choosing our products, you are making a decision that will have a positive impact on the environment by reducing your carbon footprint and supporting a company that is dedicated to being environmentally responsible.

Building professionals everywhere turn to ABTCO Vinyl Siding® for outstanding quality, selection and service. Designed to outperform wood, our products last for decades and raise the value of the house with a combination of traditional beauty and cutting-edge efficiency.
Another reason for the popularity of the ABTCO brand is the broad range of our product line . Our set of distinctive collections offers a comforting freedom of choice. ABTCO vinyl siding can please any personal taste, or fit almost any remodeling budget. Whether you’re going for the high end or the low end of our portfolio, KP Building Products Ltd. has siding solutions that rival any other competitor.
Greenview Windows and Bonneville Solutions were founded in 1946 by a master craftsman with one goal in mind: to create beautiful products using the latest technology. Decades later, we are still combining tradition and innovation in windows trusted by builders and homeowners. For over 60 years, they have been the mark for consistently reliable products at the forefront of technology; our goal has always been to offer our customers a product which combines beauty and efficiency.

