Exterior image of County Highway 91 house located in Sandusky, OH, featuring Infinity Bay Window, Infinity Picture Window, and Infinity Double Hung Windows with standard Grilles Between the Glass in Cashmere exterior finish.

Replacement Bay Windows

Marvin Replacement Bay Windows feature three windows joined together to extend beyond the wall of your home. Consider a Bay to fill your home with sunshine and fresh air.

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Interior living room image of County Highway 91 house located in Sandusky, OH, featuring Infinity Bay Window, Infinity Picture Window, and Infinity Double Hung Windows with standard Grilles Between the Glass in EverWood interior finish with Antique Brass hardware.

WHY MARVIN REPLACEMENT BAY WINDOWS?

Built with Ultrex® fiberglass for timeless design, durability, and low-maintenance performance
Design your perfect Bay with Casement or Double Hung windows in 30° or 45° configurations to find the right style and functionality for your home
Customize your Bay with an optional operating center window to increase airflow, or opt for a center picture window to spotlight a scenic view
Create a cozy reading nook with insulated head and seat boards

Finishes

Find the perfect style for your home

Exterior Colors

Choose from seven exterior color options to boost your curb appeal. Our fade-resistant acrylic finish resists scratches, chalking, fading, chipping, denting and peeling. 48,000 hours of sun can’t fade our finish.

Stone White

Sierra

Cashmere

Pebble Gray

Bronze

Bahama

Ebony

Marvin’s Ultrex® fiberglass finish is verified to the American Architectural Manufacturers Association (AAMA) 624 specification. Achieving AAMA 624 verification means that our Ultrex finish has passed rigorous tests that simulate the harsh conditions a finish can encounter throughout the life of the window or door. Average sunlight exposure per 10 years.

Interior Colors

Glass Options

Hardware

Divided Lites

Screen Options

Get Started

Schedule your free consultation

Exterior image featuring Marvin Replacement Double Hung Windows in Ebony exterior finish.

If you’re ready to get started, discuss your replacement window and door options with a Marvin Replacement design consultant. We’re here to answer any questions you may have, and help make your project easy.

Schedule Your Consultation