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 windows feature a top sash that can be lowered and a bottom sash that can be raised. Both sashes can easily be locked in place for safety, or removed completely in case of an emergency. Both top and bottom sashes tilt-in for easy cleaning.
When you choose a RoofTop Designs double-hung window installation, you’ll work with a factory-trained expert who will help design the best window for your home. All of our windows are custom designed and built in our local Maryland factory, and installed by our highly-trained professionals with a no-hassle warranty and buyer protection guarantee.