Windows designed to add to your home’s appeal

Keystone Windows & Doors is a window and door showroom located in Seattle, WA. We are in business since 1998 and specialize in window replacement. Our services are availed by home owners, builders and contractors in the region.

Keystone prides itself as the only woman-owned window and door company in Seattle. We offer a vast selection of wood, vinyl, fiberglass, aluminum and woodclad products from renowned brands.

Window Retrofit and Replacement • French Rail Doors

Some of the windows and doors offered by us include:

• Awning windows
• Arch windows
• Casement windows
• Bay and Bow windows
• Egress windows
• Double hung windows
• Heat resistant windows
• Custom-built windows
• French doors
• Sliding glass doors
• Skylights
• Light commercial windows
• And lots more

Bullet Proof Windows & Doors • Garden Windows

Keystone’s special features include:

• Free in-home estimates.
• Free initial design consultation.
• Wide selection of windows.
• Quality workmanship with attention to minute details.
• Friendly, helpful and courteous staff.
• Superior installation by carpenter installers employed by company.
• Installation warranty and lifetime window warranties.
• Special offers.
• 2011 Super Service Award from Angie’s List.

Walk in to Keystone Windows & Doors for all sorts of window and door solutions.