Frame Roof Over Existing Roof

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Frame roof over existing roof.

On the gable ends this was pretty easy. How much does it cost to frame a new roof. 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. The cheapest option would be to leave the old roof in place and place the new rafters over the existing roof.

The average cost of framing a new roof is 16 000. The span rise run and line length. Roofs are framed in five basic designs. Shed gable hip gambrel and mansard.

To establish the ridge point stretch a string from the peaks of the new trusses following that line back into the existing roof. On the front of the roof edges the original roof deck sheathing was cut back flush with the wall and the fully adhered membrane folded down around the rafter tails to catch the. You will need to attach the porch rafters to the house roof rafters and replace the roofing and flashing. Build a roof over an existing mobile home roof over a roof over can be installed over the existing roof of the mobile home whatever its shape flat sloping or domed.

If you are building a new home putting an addition on an existing home or replacing your roof down to the rafters you will need a new roof frame. 20 measure and cut a post to temporarily support the ridge. Roofs are framed out of lumber and pieced together in a series of triangles designed to bear the load. The roof over provides a new look to the mobile home making it look more like a site built home.

The gable is the most common and it can be complicated with multiple roof lines including valleys and dormers. Premade trusses will form the skeleton of your new roof above your old roof. 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. Use premade roof trusses premade roofing trusses will be easier and take less time than installing a stick built roof.