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.
Roof over steps.
Before you reshingle a roof read our step by step guide for adding new shingles over old ones.
A normal looking mobile home roof over.
When building a roof over outside stairs there are several areas of construction that must be addressed such as structural concerns for the roof.
Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.
Metal drip edge isn t usually required check with a local building official but it gives roof edges a nice finished look prevents shingles from curling over the edge and keeps water from running directly down your fascia boards.
And as you can see from the photos if you pick a good looking style from the many choices available your house definitely won t look like a cattle barn.
Otherwise you will need to remove the shingles.
Will you need 4 by 4 posts 6 by 6 posts or will you need any posts at all.
As part of your roof over you might also want to take advantage of the situation and find some roof paint if your material allows and do a repaint.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
See more ideas about house exterior doors door overhang.
Aug 30 2019 explore jean watson s board roof over doors and windows on pinterest.
Also you will need to decide on types of materials size of the roof shape of the roof and aesthetics as well.
The pitch of a roof is the rise the vertical angle of the roof over the run the horizontal measurement.
For example if your roof measures 10 feet 3 0 m x 10 feet 3 0 m and the slope of the roof is 12 12 giving a slope factor of 12x12 12x12 12 converts to 1 414 in decimal form you would multiply 10 x 10 x 1 414 to get the total of 141 square feet of roofing.
You can also use roof cooling paints like kool seal for extra protection.
A low pitched roof would be 2 12 and it means that over the space of 12 inches the roof only rises two inches.
Install the drip edge.
Pitch ratios range from 2 12 to 12 12.
This cutaway drawing shows the steps involved in roofing a house.
A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.