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A door installer is the best pro to install French doors


Installing French doors involves heavy, glass-paned doors that require precise framing, leveling, and sealing.
Cost drivers include door type, custom sizing, materials, finish work, and challenging locations.
Professional installation adds $140 to $600 beyond the door price, and labor is billed hourly by the pro.
Benefits include proper weatherproofing, faster timelines, and workmanship guarantees from professionals.
You need a building permit to enlarge an opening; a licensed installer or general contractor can help with codes.
This article was created using automation technology and thoroughly fact-checked and edited by HomeAdvisor Editor Ryan Noonan.
If you are asking who installs french doors, start with a professional door installer. These pros handle structural changes, precise hanging, weatherproofing, and permits. You need a building permit to enlarge an opening, and a licensed door installer or a general contractor can help navigate codes. Use this hiring guide to choose the right pro for your project.
A dedicated door installer delivers safe handling, accurate measurements, and code-compliant results. They guide design choices, address structural needs, and seal doors to prevent drafts and leaks. You gain time savings, permit support, and often a workmanship warranty that helps avoid costly DIY mistakes.
Consider more reasons to hire a pro door installer:
Recommend materials, frame size, and swing for aesthetics and function.
Handle opening expansion and structural reinforcement without disruption.
Seal and weatherproof to prevent water ingress and higher energy bills.
Assist with permitting when enlarging the entryway is required.
Offer workmanship guarantees for added peace of mind.
Complete the job faster than DIY attempts.
Minimize draft, leak, and security issues from misalignment.
Prevent expensive repairs by avoiding installation errors.
A handyperson is a budget-friendly option for straightforward swaps when the existing opening already fits your French doors. If you need new or expanded framing, hire a licensed door installer. When the project requires framing tweaks plus finish work, a general contractor is a better fit but costs more. Handypeople also may not offer permit support or a warranty. If your project is more complex or you want to ensure a perfect fit and finish, you might want to consider door installation pro near you to ensure the job is done safely and correctly.
Once the opening is prepared, pros follow a set process to achieve a square, secure, weather-tight installation:
Install a sill pan to prevent water ingress.
Square and level the rough opening.
Set the frame and shim for plumb and level.
Hang both doors.
Secure the frame and doors.
Add hardware, including knobs, locks, and strike plates.
Install trim and finalize weatherproofing.
Installing French doors averages $3,500, with homeowners spending $2,000 to $5,000 on average. High-end projects can reach $6,000 or more. Interior units cost $400 to $2,000; exterior units run $1,000 to $4,000. Professional installation adds $140 to $600. Labor rates vary—handypeople start at $50 per hour, and general contractors charge $50 to $150 per hour or 10% to 20% of the job total. Costs rise with custom sizes, materials, complexity, tricky locations, finishes, and permits.
From average costs to expert advice, get all the answers you need to get your job done.

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