Double-Hung Windows We Back Our Work with 100% Satisfaction Guarantees

Double-Hung Windows in Maryland

Custom Designed & Warranty Protected

Double-hung windows blend tradition with innovative design and engineering. A best seller for more than 30 years, our double-hung windows are made from the highest-quality materials. This creates resiliency, dependability, and maximum energy efficiency in our mid-Atlantic climate.

Our double-hung window installations feature a top sash that can be lowered and a bottom sash that can be raised. Both window sashes can easily be locked in place for safety or removed completely in case of an emergency. Both top and bottom window sashes tilt in, making our double hung windows incredibly easy to clean.

When you choose a Rooftop Designs double-hung window installation, you’ll work with a factory-trained installation expert who will help design the best window for your home. All our windows are custom designed, built in our local factory, and installed by our highly trained window installation professionals with a no-hassle warranty and buyer protection guarantee.

Want a free quote on your window project? Call (855) 741-0575 or contact us online today!

what makes us different: 

  • Top 5 CertainTeed Dealers in the United States
  • Offering 50-Year Warranties on New Roofs
  • Backing Satisfaction with Our Work 100%
  • Over 11,000 Roofs Installed Across Several States
  • Using Our Own Crew - Never Day-Laborers

Hear from happy customers

  • Professional, ethical, caring... promises made, promises kept!

    “There are many people who want the job and the money. There are but a few who truly care about the work they do. Steve is one of these people.”

    - Walter R.
  • Would definitely recommend this company!

    “Thank you so much guys, keep up the great work!!!”

    - Angie D.
  • Everyone was super responsive, concerned, and friendly!

    “I would definitely recommend Rooftop Designs.”

    - April J.
  • I'm sorry that I can only give Rooftop Designs 5 stars!

    “They have been nothing but professional and timely.”

    - Bob S.
  • Very easy and reasonable to work with

    “I would recommend this company to family and friends in a heartbeat.”

    - Bradley H.