How To Extend Existing Roof Line

Keeping it in line with the original roof.

How to extend existing roof line.

To tie into the side of an existing roof put a new roof truss on the walls of the addition brace it upright then snap chalklines on the shingles to mark the center line of the new roof valleys where old and new roofs will connect. I am adding an extendtion to an existing 12x12 shed to make it 12x16. The back channel is connected to the rafter directly and reinforced. By doing this method you will have a clean finish that is connected to the wall line.

However for larger extensions you ll need to hire a professional to get up there and remove large portions of the roof before extending the overhang. The rooms on the inside of the front of the house would have sloped ceiling that would drop 2 to 3 feet at the front wall. If you re adding to the gable end of the house the side wall that goes up to the roof s peak it s fairly easy to extend the existing roofline over the new space says curt schultz a realtor architect builder in pasadena calif. Extending a gable roof can be tricky since it involves working on the roof but you may be able to do it yourself if you only need to add 1 2 2 inches 1 3 5 1 cm.

Roof up to 500 millimeters by removing the eaves fascia and gutter. This cost did not include any labor or waste disposal fees. Extending the rafters with the existing roof sheathing in place is doable but. If your roof s overhang is inadequate you can extend the rafters to a degree depending on the pitch of the roof.

The cost of extending my 30 foot long roof overhang 14 inches was 340 or 11 50 per running foot for materials. Read on to find out how to attach a patio roof to an existing house. How do i extend roof line. The existing front wall i would remove and replace with a line of double 12 foot 14 inch lvl beams to support the existing roof.

I would stick frame the new 3 to 6 feet of new roof and ceiling joists. That s a simple low cost solution that can tie in well with the main house. How do i attach the roof to the original roof line.