How To Tie Into An Existing Roof Line

Up from the valley center and cut through the shingles and underlayment.

How to tie into an existing roof line. Line up the new t joint against the existing pipe and mark the section to be cut out. 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. Sep 12 2020 explore peter baker s board roof tie in on pinterest. Tying in to an existing gable 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. Take your sawzall and cut through the existing pipe making room for the t joint. To tie into existing plumbing add a t joint. After the addition roof is framed and sheathed snap a line on the existing roof shingles 2 in.

Strip the roofing from the old roof at the connection point to. The bottom of our blind valley was about 30 inches short of the bottom of the porch roof so we extended the line of the valley down to the edge of the new roof. I wanted to do this as simply as possible and wanted to find out how to tie into existing plumbing quickly and cheaply. How to tie a additions roof to existing roof roof additions to existing roofs how to construct a roof from an exsisting shead how to change a roof line how to attach a deck roof to existing roof how to add a roof over porch attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing.

The easiest way to tie in the new shingles with the old is with a cut valley see four ways to shingle a valley.