AJR Window Technologies, 401 Magnetic Drive, #19, Toronto, ON M3J 3H9, CA

On Star Windows & Doors is a local window replacement company based in North York, Canada, offering high-quality energy-efficient replacement windows and doors. Their products, manufactured in Canada, meet or exceed Ontario building codes and are known for their splendid appearance, energy-saving features, and security benefits. With a team of skilled professionals, On Star Windows & Doors has installed hundreds of windows and doors across the Greater Toronto Area, including Toronto, Ajax, Pickering, Waterloo, Cambridge, Kitchener, and Brantford. They provide a variety of window styles and sizes to suit all needs, ensuring top-quality window replacement services for residential customers seeking improved energy efficiency and aesthetics. Generated from their website