Washington, DC Window Installation

Exterior Medics is Washington, D.C.’s leading window replacement contractor, serving local homeowners, condo associations, and multifamily communities. From Georgetown’s 19th-century facades to modern apartments in Navy Yard, our Washington, D.C. window replacement services are designed to boost efficiency, block disruptive noise, and enhance curb appeal. Contact us today for a free window replacement quote!

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Washington, DC Window Installers You Can Trust

Exterior Medics has delivered professional window installation in Washington, D.C. since 2008, working with single-family homeowners, HOAs, and community association managers. We install top brands like Marvin and ProVia, with certified, insured crews who understand how to balance authenticity with energy efficiency. Every installation is covered by our 100% Lifetime Service Warranty and supported by hundreds of five-star reviews.

Certified and Insured Installation Teams
Local Experience in Washington, DC Since 2008
Longstanding Reputation for Professionalism and Transparency
Award-Winning Service with Hundreds of Five-Star Reviews

new replacement windows in washington dc

Benefits of Installing New Windows

Replacing outdated windows improves comfort and performance in every type of D.C. property.

Energy Efficiency:
High-performance glass and airtight frames stabilize interior climates, cutting heating and cooling costs through muggy summers and freezing winters.
Curb Appeal:
New windows sharpen exterior style, essential for rowhouses in Capitol Hill and resale value in luxury condos.
Noise Reduction:
Multi-pane glass helps soften city sounds, from sirens to metro trains running beneath neighborhoods.
UV Protection:
Low-E coatings block harmful rays that discolor wood floors, fabrics, and art while maintaining daylight.
Easy Maintenance:
Durable frames and tilt-in sashes make cleaning simpler for homeowners and community association managers handling dozens of units.

Signs It’s Time for Window Replacement

Failing windows will cost your property financially and in comfort. Common indicators of failing windows include:

Drafts or Cold Spots:
Leaky frames let conditioned air escape, leaving your home’s temperature uneven and your HVAC system running constantly.
Sticky or Warped Frames:
Water intrusion and age can cause sashes to bind, rot, or swell until they won’t open properly.
Condensation Between Panes:
Fogging between glass layers is a clear sign of broken seals and lost insulation.
Noticeable Outside Noise:
If traffic or nightlife sounds fill your home, your windows aren’t insulating the way they should.

Popular Window Frame Materials to Use in Washington, DC

Vinyl

Cost-effective and versatile, vinyl windows are popular for condos and multifamily buildings. They’re low maintenance, energy-efficient, and available in many finishes suitable for contemporary designs.

Fiberglass

Strong, sleek, and weather-resistant, fiberglass frames won’t warp or swell in D.C.’s extreme humidity or cold snaps. A dependable choice for homeowners and community association managers looking for long-term value.

Wood

Historic preservation guidelines in neighborhoods like Georgetown or Dupont Circle often require wood windows. They provide unmatched authenticity and insulation but need regular upkeep to last.

8 Window Types We Offer In Washington, DC

Casement & Awning
These windows open outward with a crank to provide maximum ventilation and unobstructed views. Ideal for kitchens or bathrooms.
Picture
Large, fixed panes that frame outdoor views while maximizing natural light. Picture windows are perfect for showcasing Alexandria’s scenic neighborhoods.
Bay & Bow
Projecting outward from the home, bay and bow windows create additional interior space and bring in expansive light, an elegant feature for living rooms and master suites.
Garden
Garden windows extend outward and include shelf space for plants or decor, making them a favorite for kitchens and sunrooms.
Architectural
Custom-shaped architectural windows add distinctive style, whether you want to accentuate a historic exterior or highlight a modern design.
Skylights
Installed in roofs or ceilings, skylights bring natural light into spaces where traditional windows won’t fit, great for townhomes with limited wall space.
Sliding
Sliding windows glide open horizontally, offering easy operation and space-saving design. Ideal for multifamily properties or homes with patios.
Double Hung
A classic choice, double-hung windows feature two operable, inward-tilting sashes for ventilation and easy cleaning. They’re versatile, efficient, and fit seamlessly into Alexandria’s diverse housing styles.

Cost of Window Replacement in Washington, DC

A full window replacement project using medium-sized, double-hung vinyl windows on the average-sized home in Washington, D.C. costs between $12,120 - $16,176. The cost of a window replacement project depends on the number of windows you are replacing, the size of your windows, the style of your windows, and the window material you choose.

Average Window Replacement Cost in Washington, DC By Material

Window Material	Average Cost
ProVia EcoLite	$12,120 - $14,904
ProVia Endure	$13,608 - $16,176

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new window installation in washington dc

Do you need a permit for new windows in Washington, DC?

You do not need a building permit for window replacement projects in Washington, D.C., unless you live in a historic district.

Exterior Medics are experts in local permitting guidelines and requirements, so we’ll evaluate your project and handle the entire process for you.

Permitting Questions & Correspondence:
Washington, D.C. Municipal Phone Number: (202) 671-3500
Washington, D.C. Municipal Address: 1100 4th Street, SW, Washington, D.C 20024

Window Restrictions in Washington, DC

D.C. has some of the strictest exterior renovation rules in the region. Historic preservation boards, HOAs, and condo associations often regulate window materials, colors, and grille patterns. Exterior Medics has extensive experience navigating local requirements to help homeowners and property managers select compliant products that still improve efficiency, comfort, and curb appeal.