The Michigan Window™: Made IN Michigan FOR Michigan Weather

The Michigan Window™, the first and only window built to beat Michigan's weather extremes. The Michigan Window™ has been engineered and finely tuned to perfectly combat the coldest winters and the hottest summers. D&W has combined over 60 years of window experience with features exclusive to The Michigan Window™

Michigan's leading replacement window company

Exclusive to The Michigan Window

The Michigan Window incorporates Owens Corning Air Sealing Technology.  This advanced weatherstripping provides a superior air seal.  The patented Zipper Seal material has been independently tested  and shows a 24% improvement compared to the competition.

THE PINK PANTHER™ & © 1964-2018 Metro-Goldwyn-Mayer Studios Inc. All Rights Reserved.

Inside The Michigan Window

Exclusive energy-efficient E-Z Fill Foam fills the frames and sashes of The Michigan Window, offering exceptional resistance to thermal transfer of heat and cold.

Meets or exceeds Energy Star 6.0

The Michigan Window and patio doors are designed and built to meet the highest standards of energy efficiency. With high‐performance options, The Michigan Window and patio doors meet or exceed ENERGY STAR standards.

Highest Standards of Quality

For more than a century, the Good Housekeeping Seal has been considered a mark of superior product quality and excellent customer service. The Good Housekeeping Seal provides an additional two-year

money-back guarantee.

High-Performance Vinyl

SunShield® is a proprietary high-performance vinyl compound developed by the material scientists at Deceuninck North America.


SunShield ensures long-lasting color retention and low maintenance and is uniquely formulated to withstand the harsh effects of weather, ultraviolet light and sun exposure.

Superior Performance

Innergy® Rigid Thermal Reinforcements are advanced fiber glass reinforced resin inserts, designed for greater strength and structural reinforcement and insulation.


Virtually impermeable to cold or heat and extremely resistant to condensation.

A National Network

Earthwise Group is a national network of locally owned, independent manufacturers who design and build high‐quality windows and doors. And D&W Windows & Sunrooms is the only Earthwise window manufacturer in Michigan.


Our products meet the highest energy standards in the industry, including those set by the U.S. government’s Energy Star program, the National Fenestration Rating Council (NFRC), and The American Architectural Manufacturing Association (AAMA) and are the first and only window and door products to be Made in USA Certified.

Dual Sealed Glass

The Michigan Window offers dual sealed glass with Super Spacer® warm edge technology.


NO-Metal Super Spacer® blocks the heat escape path and protects the glass edge from moisture and condensation. Super Spacer® is up to 950 times less conductive than standard aluminum spacers.

Window Styles for Every Home and Every Need

ALSO AVAILABLE:  Bay Windows, Bow Windows, Picture Windows, Custom Shape Windows and Patio Doors

Your Resource For Replacement Windows in Ortonville MI

One of the wisest home improvement ventures local residents make throughout the Ortonville MI area is the installation of new replacement windows. By asking the industry’s true professionals about the value of new replacement windows is definitely a start in the right direction.


Many homeowners throughout the Ortonville MI area will testify that replacing their original windows with locally manufactured D&W Windows improved the value of their home while adding seasonal comfort and energy savings.


Specific design: With energy savings in mind, the Sunshield frame in the Ortonville MI replacement window is specifically designed to handle the various temperatures that Michigan weather has to offer. With top of the line compound formulas these replacement windows offer high endurance and reliability.


Superior advancements: D&W replacement windows are made with extreme care utilizing the latest and greatest techniques when it comes to the use of no-metal Space Saver Advancements. This amazing system prevents loss of energy and averts moisture build up surrounding the Ortonville MI new replacement window.


Put your worries aside: Our team of new replacement windows experts install only the best. Your Ortonville MI home will have new replacement windows meeting the highest standard of energy savings and after rigorous testing will wear the seal earned by Good Housekeeping. The days of worrying over window maintenance will virtually disappear and you'll beautify your home once you install new D&W Michigan replacement windows in your Ortonville Mi residence.


Why not become the envy of your Ortonville MI neighborhood. Contact our staff and let’s get your new replacement window project started. Do your homework, ask all your questions. Once you do, you'll know D&W is a great way to go.

Improving Your View Since 1955


Free In-Home Estimates

®2022   D&W Windows and Sunrooms

8068 E. Court Street, Davison, MI 48423

2020 N Opdyke Rd., Auburn Hills,  MI 48326