How To Add New Shingles To Existing Roof

There are already two layers of shingles on your roof most building codes only allow two layers of any type of roofing on your home.

How to add new shingles to existing roof. Remove the cover and then nail the old shingles back down again. Take careful measurements to determine how many trusses you will need. Starting two courses higher than where the new ridge meets the old roof unseal the shingle tabs a thin flat bar or a joint taping knife works well and pop the nails of the overlying course. Install the valley board.

I am replacing a deck with a covered porch. You need to tear off the roof and install a new one. How to tie into existing roof shingles step 1. Integrate shingles on new porch roof with existing shingles on home one of our readers is interested in knowing how to integrate shingles on a new porch roof with the existing shingles on their home.

Cut the existing shingles and pry up carefully. Rip cut the shingles for the first course so they butt up against the third course of existing shingles and are even with the front edge of the starter course. Use a roofing shovel. Their tab slots should not line up with the tab slots of the starter course if there are any.

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. Doing it now will make it easier to keep the job clean. How to tie a additions roof to existing roof roof designs to attach to existing home how to construct a roof from an exsisting shead how to attach a deck roof to existing roof how to add a roof over porch cost to tie into existing roof attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing. The very first step is to set up the trusses or rafters of the addition s walls so that.

After the addition roof is framed and sheathed snap a line on the existing roof shingles 2 in. Up from the valley center and cut through the shingles and underlayment. Nail the shingles just above the tab slots. If you nick or tear the old flashing piece then go buy a new one.

How to roof over existing shingles step 1. Remove the ridge caps. The easiest way to tie in the new shingles with the old is with a cut valley see four ways to shingle a valley. Dave gives her some advice to help her with this project.

By margaret of lotus ca question. Building the new roof. Remove air vents and pipe flashings by prying out or unscrewing the fasteners holding the.