Return to the roof remove shingles in the area and snap chalk lines between the protruding nail points.
Framing roof of boxed window.
From the menu choose build wall exterior wall and draw the walls for the bay box bow window in a clockwise manner.
Measure for the top starting at the finished floor.
Modern bay windows or projecting windows are best as simple extruded boxes.
Drive nails up through the roof at the corners.
Saw along the lines to open the roof photo 1.
Modern bay windows are frequently used as window seats or reading nooks as they still lend themselves nicely to light and seating opportunities.
Construct framed walls using advanced framing details like minimal framing at windows and doors to reduce thermal bridging and allow more space for insulation.
Limit framing to a maximum of one pair of king studs per window opening.
While most home builders will outsource the construction of roofing trusses the rafter supports of the roof itself learning to frame a roof yourself is one of the true arts of carpentry and a basic primer is covered below.
Once the additional walls are in place you will be able to add windows by selecting build window window from the menu and clicking in the wall where you would like to place the window.
Framing out the protrusion and then simply cladding it with the same window frame material is often the best and simplest solution.
For the bottom measure up 27 inches 30 inches for the new window height 3 inches for the rough sill and mark the studs there.
The side walls will rest on the new rafters and the front wall will rest on the attic floor.
Framing a roof is the last step in framing new construction.
Add the header size the window jamb height 30 inches for the sill height and inch wiggle room.