Door Installation in Great Falls, VA.
Your front door is the first thing guests see and your first line of security. Nexa Exteriors installs entry, storm, and patio doors in Great Falls with proper flashing, insulation, and weatherstripping.













How much curb appeal does a new front door add in Great Falls?
A new entry door is one of the most noticeable upgrades for a Great Falls home. It changes the look of your front, improves security, and seals out drafts. Nexa Exteriors installs fiberglass and steel entry doors, storm doors, and patio doors.
Door Installation for Great Falls homes
Great Falls' large homes on wooded lots face falling limbs and heavy debris, along with complex, high-end roofs. Local permit rules come from Fairfax County Land Development Services, and we check and pull any permit your job needs.
What's included
- Door selection and measurement
- Removal of old door and frame as needed
- Flashing, insulation, and weatherstripping
- Hardware and lockset installation
- Trim finished inside and out
- Full cleanup

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 SalDoor Installation near Great Falls
More services in Great Falls
- Roof Replacement in Great Falls
- Roof Inspections in Great Falls
- Storm Damage Roof Replacement in Great Falls
- Siding Replacement in Great Falls
- Gutter Installation in Great Falls
- Gutter Replacement in Great Falls
- Window Installation in Great Falls
- Window Replacement in Great Falls
- Door Replacement in Great Falls
- Insurance Claim Assistance in Great Falls
All Great Falls services → · Door Installation across Northern Virginia →
Door Installation in Great Falls: FAQs
Fiberglass or steel entry door?
Fiberglass resists dents and rust and can look like wood. Steel offers strong security at a lower price.
How long does door installation take?
Most entry doors are installed in a single day.
Do you install patio and sliding doors?
Yes, including sliding and hinged patio doors.
Do I need a permit for a new door in Great Falls?
Usually not for a same-size replacement, but changing an opening may require a permit through Fairfax County Land Development Services.
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 door installation in Great Falls.
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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