Outline Of Existing Roof

You have to do it thoroughly so that the rafters sit flush on it.

Outline of existing roof.

One way to minimize this problem is to go over the old roof and correct as many problems as you can before re roofing. Make a cutting on one of the sides of the horizontal roof beam on an angle. It doesn t take much more than a hammer some roofing nails and a handful of shingles to correct bumps gaps and protruding nails. Place corner pieces where panels will meet bends at the edge of the roofing.

Multiply the two figures together to obtain the square footage of your roof step 2 determine the percentage of water collected from each downspout p. Step 1 determine the footprint of your structure f in square feet. In this case you can build a new roof over the old with a caveat. Attach the horizontal beam by using a nail gun.

Roofing over your existing roof is not always possible. A combination roof is quite literally a combination of types of roofs. Divide 100 by the number of downspouts in order to obtain the percentage of water collected from each downspout. After that to make it flush with the roof of the existing house cut the two outer rafters.

But if you have an old home with a decaying roof especially a low pitched roof removing the old roof and replacing it may not be practical. What a lot of people don t know is that when you get your roof redone you can choose to either shingle over your existing roof or tear off the original roof and start over. 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. Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option a properly installed layover roof can look and function as well.

It s important to know that there are pros and cons to each of these options so we thought we d outline them for you so you can decide which option might work. Often incorporating two or more designs for aesthetics and practical reasons combination roofs can feature a range of styles. The only way to know for sure whether it will work for you is to ask a professional roofer. There are a few situations where roofing over an existing roof just isn t possible.

We re happy to give you a free inspection. A clerestory and hip roof for example. Putting new shingles over existing problems can leave you with a rather unattractive new roof. If there are gutters installed on the eaves the eave flashing should be installed to overhang the lip of the gutter by about 1 2 inch.

Count the number of downspouts coming from your roof.