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

New Replacement Windows for your Haslett, Michigan home


Let new replacement windows open your home to the world.

If you're considering a strong investment in your Haslett MI home look no further than D&W Windows and Sunrooms. Many homeowners throughout the Haslett area have replaced original windows with new Michigan manufactured replacement windows. Locally constructed in the Haslett Michigan arena, D&W Windows are upkeep free and secure a stunning new appearance to any home. The Haslett MI replacement window is specifically designed to help save on energy costs throughout all four Michigan seasons.


Locally built and professionally installed saves time and money.

Haslett MI replacement windows will be professionally installed by a skilled D&W Window team. With state-of-the-art design and custom construction including leading energy savings features these Haslett MI replacement windows are the perfect match for year round cost efficiency.

Haslett MI replacements windows are engineered with air filtration technology and energy efficient glass. With the use of no metal space saver blocks each replacement window will experience less moisture build up and much less heat escape in windows using metal spacers.


Enjoy the many great benefits you'll get with new replacement windows.

New replacement windows will increase your Haslett MI home’s curb appeal and with the advanced technologies offer a peace of mind of future repairs. For more than 60 years, Haslett MI homeowners have trusted D&W Windows and Sunrooms as their new window replacement choice.


Free In-Home Estimate

For no cost, contact a D&W Windows professional for an introduction to custom made energy efficient replacement windows at an affordable cost. Cut out the middleman and call your Haslett MI replacement window manufacturer at 800-833-9831.

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