The ultimate combination of technology, beauty and value.

VPI Quality Windows is a privately held window and door manufacturer that is known throughout the Western United States for superior window technology and is the industry leader in manufacturing commercial grade vinyl windows and patio door systems. They have over 120,000 square feet of factory space located in Spokane, WA and Beaverton, OR. Here, VPI’s engineering and production teams take great pride in producing the highest quality, attractive, and top performing window and patio door products in the industry. If your project demands superior windows and doors, your ultimate choice is VPI Quality Windows.

VPI’s blend of experience, exceptional performance and value, has positioned them as the leading window & door supplier for mid-rise, multifamily and commercial markets in the Western United States. VPI consistently leads the industry in product innovation, capability and customer support. VPI is never satisfied with the status quo, and dedicate countless hours reviewing, revising and modifying their products and processes.

VPI Quality Windows recognizes that performance is measured in many ways, including product longevity. They combine superior fabrication processes with the best materials from vendors that share their commitment to quality and consistency. They proudly partner with the best, US based material partners in the industry.