About YKK AP

YKK AP is a worldwide leader in architectural products. We are committed to producing the highest quality residential products that increase homeowners' property value and provide comfort and performance.

With more than 40 years of experience, the YKK Architectural Products Business Group manufactures YKK AP brand entrance and window products for commercial, institutional, and residential applications. YKK AP conducts business on a global scale with operations in the United States, Japan, Asia and Brazil.

The YKK AP philosophy of continual investment in research and development, in testing, and in production facilities has kept us in the forefront of the industries we serve.

Our unique vertically integrated production system, where we control not only final product quality but that of each and every manufacturing component as well, enables the development of products that meet specific market needs, ensure consistent standards, and deliver a level of quality customers worldwide have come to expect from YKK AP.

Thanks to our advanced technologies and extensive experience with major projects around the world, we produce exceptional quality residential vinyl windows ands doors. Our products offer homeowners a new dimension in reliability, comfort and safety.