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Top Window Repair in Rockville, Maryland Ranked

Dealing with a drafty, foggy, or broken window in your Rockville home? Timely window repair is essential for maintaining your home's comfort, energy efficiency, and security. This guide covers common window problems, typical solutions, and what you can expect in terms of cost and timeline, helping you understand your options and connect with qualified local professionals for an accurate assessment.

Old Town Glass & Window Repair

Old Town Glass & Window Repair

244 S Reynolds St, Alexandria, VA 22304

Old Town Glass & Window Repair is a glass repair and replacement company based in Washington, DC. They specialize in window glass repairs, sliding glass door replacements, glass fabrications, and custom mirrors for both residential and commercial clients. The company combines traditional glass fabrication methods with modern techniques to serve Arlington, VA, and surrounding areas.

5.0
369 Reviews
The Glass Station

The Glass Station

6218 Georgia Ave NW ste 1- 434, Washington, DC 20011

The Glass Station is a window repair and replacement company based in Washington, DC. They provide glass repair and replacement services for vehicles, homes, and commercial properties, including storefronts, doors, and shower enclosures. Their expertise includes mobile auto glass repair and energy-efficient window solutions, serving clients throughout Washington, DC and nearby Virginia areas.

5.0
342 Reviews
All Dwelling Solutions

All Dwelling Solutions

11902 Parklawn Pl unit 201, Rockville, MD 20852

All Dwelling Solutions is a window repair and replacement company based in Washington, DC. They install a variety of American and European window types, working with multiple manufacturers to offer options suited to different homes. The company provides services including glass replacement with materials such as wood, aluminum, and PVC, and offers warranties on their work. They are fully licensed and insured, adhering to local regulations and industry standards.

5.0
143 Reviews
Metropolitan Window & Glass Repair

Metropolitan Window & Glass Repair

3766 Howard Ave Suit 205, Kensington, MD 20895

Metropolitan Window & Glass Repair is a window and glass installation, repair, and replacement company based in Washington, DC. They provide services for residential and commercial properties, including window repair, sliding glass door installation, storefront glass replacement, and shower door repair. Their team specializes in double-pane window repairs and offers emergency glass repair services across Washington, DC, Maryland, and Northern Virginia.

5.0
142 Reviews
Ameritech Construction Corporation

Ameritech Construction Corporation

2841 Hartland Rd Ste 306, Falls Church, VA 22043

Ameritech Construction Corporation is a window and door repair and replacement company based in Washington, DC. They provide a range of home remodeling services including window repair, sliding glass door installation, and roofing remodeling. The company serves homeowners in the Northern Virginia and Washington DC area with certified technicians skilled in modern remodeling techniques.

4.9
1.6k Reviews
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Common Window Issues in Rockville Homes

Windows in our area face a range of challenges, from seasonal temperature swings to everyday wear and tear. Identifying the specific problem is the first step toward a proper fix.

  • Drafts and Air Leaks: Feeling a chilly breeze near your windows, especially during Maryland winters, is a classic sign of an air leak. This is often caused by deteriorated weatherstripping, cracked or missing exterior caulking, or a failed seal in older double-pane windows1 2. These leaks force your HVAC system to work harder, leading to higher energy bills.
  • Broken or Cracked Glass: Whether from a stray baseball, a storm, or accidental impact, broken glass is an urgent repair need for safety and weather protection1 2. The fix can range from replacing a single pane of glass to swapping out a sealed insulated glass unit (IGU).
  • Condensation Between Panes: Foggy or moisture-locked glass between the panes of a double or triple-pane window is a clear indicator of a failed seal1 3. Once the insulating argon or krypton gas escapes and moisture enters, the window loses its thermal efficiency and clarity.
  • Sticking, Sagging, or Broken Hardware: Difficulty opening, closing, or locking your windows is not just an annoyance-it can be a safety hazard. This can be due to warped wooden sashes, shifted vinyl frames, or broken hardware like locks, latches, and casement window cranks1 2 4.

Professional Window Repair Solutions

For lasting results, most window issues require the expertise of a professional. Here's how a skilled technician typically addresses the problems listed above.

Sealing and Insulation Fixes: To stop drafts, a technician will inspect and replace worn-out weatherstripping around the sash and frame. They will also remove old, cracked caulk and apply a fresh, waterproof bead to the exterior perimeter1 2. For a more permanent solution to drafts and fogging caused by a failed seal, the insulated glass unit (IGU) inside the window frame can be replaced without needing a whole new window frame4 3.

Glass and Sash Repairs: For broken glass, the repair involves carefully removing the broken pane, preparing the frame, and installing a new piece of cut-to-order glass2 4. If the window sash (the movable part) is warped or misaligned, it can often be realigned, rebalanced, or repaired to slide smoothly again1. Broken hardware components, such as locks or cranks, are typically replaced with new, matching parts to restore full functionality2 4.

Understanding Window Repair Costs in Rockville

The cost to fix a window can vary widely based on the type of window, the extent of the damage, and the materials needed. Here's a general breakdown of what homeowners in Rockville might expect1 2 5 6.

  • Minor Repairs: Simple jobs like re-caulking, adding new weatherstripping, or replacing a basic latch or lock typically range from $50 to $150.
  • Glass Replacement: This is a common repair. Replacing a standard single pane of glass can start around $300. Swapping out a failed sealed insulated glass unit (IGU) for a double-pane window usually falls between $150 and $450 for the unit itself, with total installed costs often between $300 and $8001 5.
  • Hardware and Sash Repairs: Fixing or replacing more complex hardware systems, like casement window operators, can cost $75 to $500. Repairing a warped or misaligned sash may range from $50 to $600, depending on the window style and material1 2.
  • Full Window Unit Replacement: When repair isn't cost-effective or you're looking to upgrade, a full window replacement is the solution. Installed costs vary significantly by style: a new double-hung window may cost $300 to $850 each, while a more complex bay or bow window installation can range from $1,200 to $3,500 or more1 5 6.

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The Window Repair Process: What to Expect

Knowing the typical timeline can help you plan accordingly. A professional assessment is always needed for a precise schedule1 2 7.

  1. Assessment & Quote: A technician will inspect the window to diagnose the exact issue and provide a detailed estimate for the repair or replacement.
  2. Ordering Materials: For repairs requiring custom parts-like a specific size of insulated glass or specialty hardware-there will be a lead time for manufacturing and delivery. This can add days or even a couple of weeks to the timeline4 7.
  3. The Repair Work:
    • Quick Fixes: Tasks like caulking or simple hardware swaps can often be completed in a few hours.
    • Glass/IGU Replacement: This is usually a one-day job per window once the materials are on site.
    • Full Replacement: Installing a new window unit typically takes a few hours per window, but a multi-window project will take several days.

Choosing a Service Provider in Rockville

For specialized work like window restoration or glass replacement, it's wise to choose a company with proven local experience. Look for providers with strong community reputations, proper licensing and insurance, and warranties on both parts and labor. Many established Rockville companies offer free, no-obligation estimates to help you understand your specific repair options and costs1 4 8 9.

Maintaining Your Windows Post-Repair

To protect your investment and extend the life of your repairs, simple maintenance is key. Periodically check the exterior caulking for cracks and re-apply as needed. Gently clean window tracks to prevent debris from causing sticking issues. Avoid forcing windows open or closed, and lubricate moving hardware with a silicone-based spray annually. These small steps can prevent minor issues from turning into major, costly repairs down the line.

Frequently asked questions

Sources

Footnotes

  1. Window Repair Service in Rockville MD - https://argowindowrepair.com/maryland/window-repair-rockville 2 3 4 5 6 7 8 9 10 11 12

  2. Window Repair Cost: What You'll Actually Pay - https://argowindowrepair.com/blog/window/window-repair-cost 2 3 4 5 6 7 8 9

  3. 6 Ways to Get Rid of Moisture Between Window Panes - https://glasssolutionsnc.com/blog/fix-moisture-between-window-panes/ 2

  4. Glass Replacement for Windows & Doors in Maryland - https://www.allds.com/services/glass-replacement 2 3 4 5 6

  5. Window Repair Cost: Average Prices & What You'll Pay In 2025 - https://reconroof.com/blog/window-repair-cost/ 2 3

  6. Top Window Installation & Repair Contractors In Rockville, MD - https://modernize.com/near-me?find=window-installation-and-repair&location=Rockville,MD 2

  7. Replacement Windows Rockville MD: Top Rockville Window ... - https://www.raymccormickforcongress.com/ 2

  8. Window Replacement in Rockville, MD - Kelemer Brothers - https://www.kelemerbrothers.com/window-replacement-rockville-md/

  9. Window Installation and Replacement in Rockville MD - https://argowindowrepair.com/maryland/window-repair-rockville/window-replacement-rockville