Window Installation in Oakton, VA.
New windows make your Oakton home quieter, more comfortable, and more efficient. Nexa Exteriors installs energy-efficient windows with careful flashing and insulation, because even the best window leaks if it's installed poorly.













How long does window installation take in Oakton, VA?
Most Oakton window installations take one to two days for a typical home. Each window is installed, insulated, flashed, and sealed the same day it's opened, so your home is never left exposed overnight.
Window Installation for Oakton homes
Oakton's wooded lots and larger homes mean steep roofs, mature trees, and plenty of gutter work. Local permit rules come from Fairfax County Land Development Services, and we check and pull any permit your job needs.
What's included
- Measurement and product selection
- Removal of old windows and frames as needed
- Flashing and insulation around every opening
- Interior and exterior trim finished
- Full cleanup
- 25-year workmanship warranty

Your inspection is with Sal, the owner.
No high-pressure salespeople. Sal walks your roof, shows you exactly what he finds, and gives you honest options and a written estimate.
Book with SalWindow Installation near Oakton
More services in Oakton
- Roof Replacement in Oakton
- Roof Inspections in Oakton
- Storm Damage Roof Replacement in Oakton
- Siding Replacement in Oakton
- Gutter Installation in Oakton
- Gutter Replacement in Oakton
- Window Replacement in Oakton
- Door Installation in Oakton
- Door Replacement in Oakton
- Insurance Claim Assistance in Oakton
All Oakton services → · Window Installation across Northern Virginia →
Window Installation in Oakton: FAQs
Will new windows lower my energy bills?
Energy-efficient windows reduce drafts and heat transfer, which helps with heating and cooling costs.
Do I need a permit for windows in Oakton?
Some window jobs require a permit through Fairfax County Land Development Services, especially if openings change size. We handle it when required.
What window styles do you install?
Double-hung, casement, sliding, bay and bow, picture windows, and more.
Can you install windows in winter?
Yes. We open one window at a time and seal it the same day.
See what your neighbors are saying.
“I had 8 other contractors come out but I couldn't just trust anyone and then Sal the inspector/owner came out and was very friendly, easy to get along with and kept all of his promises. They did an amazing job, gave me a competitive price… They cleaned up and did the job in less than a day.”
“Sal came out and showed us several options and pricing. Once we signed our contract we had our roof done within a few weeks. The crew was fast, clean and professional.”
“Sal was a great contractor to work with. I requested a quote, he called right away and scheduled an appointment. Very competitive pricing, great communications! Highly recommend.”
Read all our reviews on Google → Some reviews mention our former name, My Exterior.
Get window installation in Oakton.
Get a free inspection and a written estimate. A 25-year warranty on workmanship and a lifetime warranty on materials. Peace of mind, guaranteed.
703-705-7224Monday–Friday: 8:00 am – 7:00 pm
Saturday: 9:00 am – 4:00 pm
Sunday: Closed
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