How To Build A Hip Roof On A Bay Window

Enter the angle of the bay.

How to build a hip roof on a bay window.

This bay window rafter script will print out a chart of all rafter lengths and angles for the baywindow. It s time to finish planning the roof frame. You ll also have to plan for the bay window roof. Part 1 build the roof first to make the installation a little easier.

It looks like diy built the bay window roof. How to install a bay window. Do not use this method to framing bay window roofs. Part 2 with the roof built it s time to install the window.

Bay angle is the angle that the side walls of the bay slant out from the wall the bay is built against. Begin by measuring and cutting the wood then move on to installing the rafters and sheathing. Supporting a cantilevered bay before building that eye catching bay on the side of the house you have to get the floor framing right first. 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.

Then create the perimeter of the roof using the 2 by 6 sub fascia boards. Most of the time a bay window will have a hip roof that s constructed using 45 degree angles. Part 1 measuring and cutting rafters. You may also want to install long screws to affix the board even more securely.

How to install a bay window. Roof framer s bible framing a bay window roof page 206 does not follow the holly grail of roof framing trigonometry and geometry. Plan out the roof. The starting pitch is 3 12 and the ending pitch is 16 12.

Select 30 45 60 or 90 degrees from the dropdown list or enter any positive number of degrees from 1 to 90 directly in the input field. But once the window its frame and its cap are in place you can get started framing the roof. We asked one of our veteran builders to show us how it s done. Auto generated rafter tables for equal pitch bay window roof with 45 wall angles.

First the instructions to find the ridge length is wrong. It s wrong and just plain ugly. While it s common to build hip roofs from trusses or premade frames it is possible to build your own hip roof. In this video rick arnold shows us his simplified method for laying out and building a bay roof.