There are four main roof options to consider.
Shed roof addition to house.
This is the simplest solution a single slope that s attached to the original house at the high point and.
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Below is a general outline of how to do such an addition.
Step 1 location location location the first thing you ll want to do when tying in a shed roof addition is to choose the ideal place for it.
Depending upon site conditions it might require altering windows at the second floor or creating an unobtrusive notch in the new roof to accommodate the existing windows.
See more ideas about shed roof screened porch house with porch.
If the outside edge is 8 feet high and the area being covered is 15 feet attach the shed roof addition at least 9 feet 3 inches above the level of the porch or other area being roofed or 10 feet 6 inches for a 2 pitch.
The addition can be designed as a smaller separate block with a shed roof turned perpendicular to the existing larger roof.
Work from the height of the outside of the new shed roof.
A shed roof should slope at least 1 inch per foot but 2 or 3 inches will be better.
If your home improvement plans include tying in a shed roof addition you best know how to accomplish this task first.