Welcome to Certified Window Wholesalers

Dual Pane Vinyl Windows starting at $139 each. Call or email for information.


Since 1984 family owned Certified Windows Wholesalers Inc. has been the premier vinyl window replacement installation company for Maryland, DC, and Virginia.


If you have been considering the move to more energy-efficient, vinyl replacement windows we can improve your home’s look and feel while reducing your energy bills.


Whether you are remodeling, renovating or building a new home, Certified Windows Wholesalers Inc. will deliver unmatched beauty, strength and energy savings. Our windows are custom-made to fit your current window openings precisely and you save money because unlike stock windows found at your local retailer, they require no additional wall construction.

Best of all, New vinyl windows elegantly complement the style of your home; whether it’s traditional or contemporary, there’s a model to fit your specific style, performance and budget needs.

We take a great deal of pride in the quality of our products and the quality of our installations. We have a large variety of window styles that can fit any home.

For the best selection of wholesale vinyl windows in Maryland, DC, and Virginia, choose Certified Windows Wholesalers Inc.


We are the replacement window experts ready to help you find vinyl windows that suit your home and your budget.


Our Windows



Fusion™ and Mezzo® Energy-Efficient Vinyl Windows are built for the way you live. Featuring fusion-welded sashes and mainframe, multi-chambered extrusions, composite-reinforced interlocking meeting rails and an insulating glass unit, Fusion™ and Mezzo® Windows by Alside provide the reliable quality you deserve without the burden of time consuming cleaning and upkeep.

Attractive, protective and energy smart, the Fusion™ and Mezzo® Windows are a cost-effective solution to lower your heating and cooling bills. Plus, the Lifetime Limited Warranty* delivers the peace of mind you would expect from a respected industry leader with over 65 years of manufacturing experience.


Features and Benefits

  Vinyl mainframe and sashes won’t chip, peel, crack or warp
•  Premium vinyl color is formulated throughout for lasting beauty
  Multi-chambered sash and mainframe create insulating air spaces for increased thermal efficiency
•  Composite-reinforced interlock at sash meeting rails provide increased strength and comfort
•  Protective bulb seal helps prevent air penetration at the meeting rails
•  Drop-in glazing for extra protection from the elements
•  Fully extruded lift rails provide stability for trouble-free operation
•  Sloped sill forces water to drain to the exterior of the window
•  Hidden screen track for clean lines and added beauty
•  Bulb seal at the sill creates extra protection from dust, dirt and air infiltration


If you are in the market for replacement vinyl windows please call today for a free estimate: 703-975-5500


 Certified Window Wholesalers Inc.

6120 Brandon Ave, # 117
Springfield, VA 



Montgomery County and Prince Georges County Office: 










    Certified Window Wholesalers BBB Business Review



Copyright © 2017. Certified Window Wholesalers, Inc. All rights reserved.

6120 Brandon Ave, # 117 Springfield, VA  |  703-975-5500