Replacement Windows in Northern California: Find the Right Fit for Your Home

Western Window & Door, Inc. is a supply-only window resource serving Vacaville, Napa, Fairfield, Benicia, Vallejo, and the surrounding Northern California region. Whether you are a homeowner weighing energy efficient windows for the Central Valley heat corridor or a contractor sourcing residential windows for an ADU project, our team brings over 20 years of product expertise to every conversation. We carry Milgard, Andersen, and Simonton alongside a range of secondary and budget lines, so the product we recommend fits your project, not a manufacturer quota. Stop by our 900 sq. ft. showroom in Vacaville.

Milgard Windows

VIEW MILGARD WINDOWS
Bright living room with large windows, beige sofa, coffee table, and a view of trees and hills

Explore California-built vinyl, fiberglass, and aluminum window series designed for energy efficiency, durability, and long-term performance. Compare the V250 Style Line, V400 Tuscany, Trinsic, Ultra, and more with guidance from our experienced team.

Window Selection Guide, Vacaville CA

Authorized Supplier for Northern California's Most Trusted Window Brands

Since 1982, Western Window & Door has helped homeowners and contractors across Solano, Napa, and Yolo counties find windows that hold up to the specific demands of Northern California's climate. From coastal fog in Benicia and Vallejo to intense afternoon sun in Fairfield and Dixon, the right glass package and frame material make a measurable difference in comfort, energy performance, and long-term durability. We are a product-only supplier.

Bright living room with open French doors, large windows, and a view of trees and mountains.

Andersen Windows

Discover wood, Fibrex® composite, and aluminum-clad window solutions for projects ranging from traditional homes to modern custom builds. Compare the 100, 200, 400, A-Series, and E-Series to find the right fit.

Bright living room with large windows, beige sofa, coffee table, and a view of trees and hills

Milgard Windows

Explore California-built vinyl, fiberglass, and aluminum window series designed for energy efficiency, durability, and long-term performance. Compare the V250 Style Line, V400 Tuscany, Trinsic, Ultra, and more with guidance from our experienced team.

Bright living room with a large white-framed window overlooking a sunny green yard and house.

Simonton Windows

Learn about Simonton's vinyl window collections, known for energy efficiency, customizable styles, and reliable performance. With manufacturing in Vacaville, Simonton offers a strong regional advantage for Northern California projects.

Bright living room with large windows overlooking a lake and mountains, a sofa, chair, and wooden coffee table.

Coeur d'Alene Windows

Find value-driven vinyl window solutions that balance quality and affordability. Coeur d'Alene Windows are an excellent choice for remodels, rental properties, and budget-conscious residential projects.