Tying A New Roof Into An Existing Roof

Sep 12 2020 explore peter baker s board roof tie in on pinterest.

Tying a new roof into an existing roof.

First the 4x4 beams need to be cut to the size of the existing roof so the porch roof and the edge of the existing roof will be even when the job is complete. The big idea is that layers of the lower roof should sit below corresponding layers of the upper roof. 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. Connect a flat roof to a sloped or pitched roof with a ledger board.

Adding gable roof existing ideas 5. 23 cool how to attach a roof to an existing roof 1. Now take the 4x4 beams and erect them to the perimeter outside the porch about four feet apart. Roofing nails to the existing structural sheathing.

The roofing cement will resist possible leaks overnight. In any case the structure. Attach patio roof existing house 7. Remove siding from the house where the new roof will attach to expose rafters or other framing of the old roof.

After nailing down these two boards dab roofing cement on the nails and along the outside edge. After the addition roof is framed and sheathed snap a line on the existing roof shingles 2 in. When a shed roof ties into an existing roof the new roof could be a simple lean to that covers a deck or porch or it could be the shed roof of a substantial addition. Depends on the slope of the new roof.

The lower the slope the further it should extend. See more ideas about patio roof building a porch porch roof. Tying in to an existing gable roof. Attach patio roof existing house 3.

Attach home addition roof framing existing 2. The easiest way to tie in the new shingles with the old is with a cut valley see four ways to shingle a valley. This latest project was in early december in lambeth ontario for a residential home that had an existing sloped or shingled roof that needed to tie into a ne. The new flashing should go under the old felt and over the new felt and new roll roofing.