Capitol Improvements | Windows Replacement Near You in Lanham MD

Capable.
Experienced.
Fair to you.

We're window replacement contractors in Lanham Maryland providing quality products, professional installation, and lifetime manufacturer backed warranties. All for a fair price.

Get free window quote
Windows - Lanham - MD

Recent window replacement in Lanham

Window Replacement

Our replacement windows are featured on Energy Star's Most Efficient list, providing quality, safety, and most importantly energy savings. Upgrading to new windows can drastically improve your home's energy efficiency. We offer vinyl, wooden, and even historic replacement windows for those areas with strict requirements like Washington DC. All of this is backed by a Manufacturer Lifetime Warranty. We are only a click or call away from helping you improve your home
Window Replacement Near You in Lanham Maryland
Window Replacement Company Lanham Maryland
Replacement Windows Lanham MD
Window Replacement Lanham Maryland

30+ Years’ Experience

Thousands of satisfied home owners across Maryland and DC.

Lifetime Warranties

Highly certified with Atlas, GAF, Mastic, James Hardie & more.

Value Focused

A family team proud to deliver excellence at a fair price.

Services we offer

We offer replacement services for roofing, siding, windows, gutters, exterior trim, decks, patios, and doors.

Vinyl Replacement Windows

Efficient and long-lasting. We install premium vinyl replacement windows that meet or exceed Energy Star requirements. Learn more.

Wooden Window Installation

Wooden windows give a home a premium look and are long lasting. Whether you are looking for true wood or Aluminum clad wooden windows we have you covered. Learn more.

Historic Windows

Many do not realize all of the history here in the DMV. Whether you are in a historic home in Annapolis or Washington DC we have a custom window manufacturer that can create windows to meet historic specifications. Learn more.

Replacement Windows

Replacing your windows is one of the easiest ways to make major gains to your homes energy efficiency. Let us replace your windows with a quality product at a fair price. Learn more.

Get free window quote
capitol improvement quote imagecapitol improvement quote image
Pat & Ryan
Window Consultant Serving Lanham

We serve Lanham MD

Our Bowie location serves Lanham MD and the greater Prince George's County with our full line of services.

Local Review near Lanham Maryland

"Pat and his team was very good to work with!! I love my new windows and plan to get other services in the future. From the initial consultation Pat was easy and fun to work with along with his installation team and customer representatives. Everyone was nice and addressed all my needs. I will be using them again. Thanks guys and keep up the good customer service and great installs."

Tamika B.
Google Review
READ MORE REVIEWS >

We don’t just work for you, we work with you.

We’re a family here at Capitol Improvements, and we treat you like family too. Whether you’re overwhelmed with an immediate need or looking to refresh your home, our experts will provide clarity and lasting solutions for your specific needs.

Roofing

Siding

Windows

Trim

Gutters

Let's start your project

We'll answer your questions and get you what you need to get your project done right.

Get free quote