Pictured: Coastline by Marvin | vinyl windows and patio doors.

Designed for the best coastal views, engineered for the coastal weather

Part of the Marvin Signature collection, Coastline, previously known as SIW, is a versatile product portfolio that combines advanced, impact performance with inspiring design flexibility. The extruded all aluminum frames and impact-resistant glass are engineered to withstand high winds and and  severe storms and hurricanes.

Westside Door The Best Little Doorhouse In Town® Since 1971

Marvin Windows & Doors Authorized Dealer in Southern California.

Coastline is the right choice architects, builders, and homeowners. Leverage the Southern California scenic ocean views by creating an opening 50 feet wide with a bi-fold door, or create an architectural statement piece with a glass pivot door 12 feet high. Bi-fold sliding doors for Luxury Homes in Malibu, Santa Monica, Laguna Beach, Orange County. Coastline windows and doors have specialty glass and are  highly customizable.  Create one-of-a-kind solutions for even the boldest design aspirations.

We are proud to be a Marvin Authorized Dealer in Southern California.

Learn more about Marvin Windows with
Westside Door-The Best Little Doorhouse In Town® Since 1971

Marvin Authorized Dealer in Los Angeles, Southern California
2326 South Sepulveda Blvd.,
West Los Angeles, CA 90064


Monday–Friday 7:00am-4:00pm


Westside Door in West Los Angeles are Marvin Windows and Door experts and are experienced in working with architects, builders and homeowners.

Tell us about your home project to get a custom project consultation today!

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