Welcome to Kreofsky Building Supplies

Whether it's new construction or remodeling, we have a variety of windows to help you take a concept to a finished project. From energy efficient to customizable designs, we offer it all. Stop in and see our showroom today. "Choosing the right windows was so simple with the help of their knowledgeable staff team. That's why I.....chose KBS!"

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Homeowner Design Solutions

Where performance meets beauty in windows and doors.

Marvin® Windows and Doors are more than just functional, they capture today’s most inspired trends, too. From rustic to modern, and of course, classic, there’s a style that suits your design vision.

Inspired By How You Live
Inspired By How You Live

We’re all searching for ways to live better and feel healthier. That’s why Marvin is committed to helping you find the right products for your project. For over 100 years, Marvin has designed beautiful products that meet the everyday needs of ordinary people. So, their windows and doors are truly inspired by how you live. Organized into Signature, Elevate and Essential collections, all Marvin products deliver quality you can see, touch and feel. Living better is in the details

Open Unlimited Possibilities

The Marvin Portfolio of Doors is intentionally designed to maximize the connection to nature in any living space. Its three distinct Collections give architects, designers and homeowners design flexibility by offering more styles, more high-quality material choices, and more interior and exterior finish options. So whether it’s beauty or performance, style or size, form or function that guides your next project’s design, with the Marvin Portfolio of Doors anything is possible.

Home Automation Made Easy
Home Automation Made Easy

The Marvin Lock Status Sensor brings smart home capabilities to Marvin windows and doors. The Lock Status Sensor is a fully integrated, factory-prepped solution that’s ready for wired or wireless connectivity. This means that every window and door equipped with it is delivered ready to install, without the need for after-market modification. This simple, affordable solution indicates if a panel or sash is closed and locked or unlocked, enhancing peace of mind without compromising aesthetics.