How To Frame A Bow Window Roof

The window frame the section of curved wall surrounding it and the roof.

How to frame a bow window roof. The secret to a good looking roof is having the right proportions. I broke the job into its three major parts. Roof framer s bible framing a bay window roof page 206 does not follow the holly grail of roof framing trigonometry and geometry. Install the bay window after careful planning.

Plan out the roof. Plywood tacked to the shop floor. Making a curved frame is first. You may also want to install long screws to affix the board even more securely.

Then create the perimeter of the roof using the 2 by 6 sub fascia boards. It looks like diy built the bay window roof. In fact rotten wood on bay or bow windows is a very common problem as most of these windows were installed 15 to 20 years ago. I started by making a full scale plan drawing of the job on 1 4 in.

It s time to finish planning the roof frame. Here are the steps involved in framing a bay window roof. Unlike a traditional hip roof the roof over a bay window with 45 degree sides is based on an octagonal roof but most people don t know how to frame an octagonal roof. Before you can start on the roof you ll have to install the bay.

It s wrong and just plain ugly. How the room looks before the bow window is installed. Given the construction of bay or bow windows and their unique exposure to the elements it is a safer bet to replacement them with a vinyl bay or bow window. How to frame a rough window opening install a new window trim out the interior and exterior around a new window plus all of the finishing.

Call 408 567 9969 get an estimate. First the instructions to find the ridge length is wrong. We asked one of our veteran builders to show us how it s done. Do not use this method to framing bay window roofs.

Remove the old window. Most of the time a bay window will have a. A project that s as easy or difficult as you want it to be.