There s also another option you might not have considered yet converting an existing window into a french glass door.
Convert window to sliding door cost.
Turning a window into a patio door may seem like an overwhelming project for a homeowner.
Here is a recent response on cost to install a sliding glass door which is quite a bit easier than a french door but same general size.
To have your sliding glass door work properly you have to have openings on the inner and outer wall.
This means that a 32 window will not convert to a 32 door but rather a 30 one.
It also includes trimming around the interior of the door opening and painting the trim and repaired drywall.
According to homeadvisor the national average cost to replace a sliding glass door is 1 852.
This might be enough for some people but it is worth considering whether the door will be wide enough.
So you ve just built a new deck on the back of your house and those once lovely double windows in the living room would now make a better door sliding glass or french out to that awesome deck.
My estimate includes removing your bedroom window changing the framing to accommodate a new mid range aluminum 6 sliding glass door insulating around it and repairing the interior drywall and exterior siding.
Not only do you have to manage securing permits and the window company but you may also have to hire additional trades like drywall installers painters or electricians if you want the work to look seamless.
Cost can add up quickly especially if you re a novice and have never attempted a replacement sliding window installation before.
I would strongly recommend you hire a licensed and insured replacement sliding window contractor to perform the installation.
How to replace a window.
How to install windows.
Remove the caulk and trim of the window and begin pulling out nails to remove the window.
Step 3 remove the window and outer wall.
Before stepping into the task of transitioning from a door to a solid wall you ll need to consider materials and costs.
The door you will be replacing the window with will be about two inches narrower than the window.
The patio door after it has been installed.
The good news about turning a window into a door assuming it s wide enough is that the advanced carpentry required for altering a load bearing wall.
Converting a window to a door.
The cost to install french doors starts at about 400 and with labor estimates running between 75 and 180 per door.
Because you are almost certainly going to be increasing the width of the opening and very likely raising and lengthening the support header over the window as well you are going to to be above the cost in the referenced comments probably in the 2000.
If you can do this project yourself you will save money by removing the sliding door yourself.
Follow these guidelines for removing a window and creating a rough opening.
Replacement sliding window total average cost per square foot.