Over Framing Roof

Stick truss roof framing.

Over framing roof.

How to install a roof over an existing roof. Add the length of the overhang beyond this mark and. A 2 4 wall with a 2 6 rafter can be notched for a 4 seat. How to increase the pitch by building a roof over an existing roof use premade roof trusses.

The fully adhered membrane wrapped down over the cut back roof deck to tie into the wall water control layer and air control layer photograph 11. A roof over is the process of placing a new roof or roof material over your existing roof. A roof over a mobile home can also help prevent damage from falling tree limbs as well as cut down on the annoying noise of hearing heavy raindrops falling on the roof. Line up the square with the plumb line then rotate it 180 degrees realigning the square on the other side of the.

On the gable ends this was pretty easy. Usually you do not remove any part of the original roof which not only saves money but shortens the process and is a less unsettling process. One of the keys to over roofing is to tie the air control layer of the roof assembly to the air control layer of the wall assembly. Overhangs hips and dormers add greatly to the complexity of the framing.

Measure your seat cuts. You ll need to remove the siding where it meets the roof. Remove the top several levels to. Start by marking the plumb line the horizontal line that marks where the wall will meet the rafter.

Nearly all roofs are framed using one of two methods. Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option. While you re at it some carpenters. Use a framing square to help lay out the notch based on the slope of the roof.

Standard stick framing or the newer truss framing. Anyone with basic carpentry skills can build a roof over a mobile home. You should be able. Position the square at the end of the rafter board with the tongue on your left and facing away from you.

Premade roofing trusses will be easier and take less time than installing a stick built roof. Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.