Porch Roof 1 12
The table below shows common roof pitches and the equivalent grade degrees and radians for each.
Porch roof 1 12. Yes i know i m an electrician but this is a freebie returning a favor type. I have a client who has a simple gabled roof with solid decking and dimensional shingles with a ridge vent he is looking to go with standing seam. Is there any safe way to use architectural shingles on a 1 12 pitch roof. A roof this shallow is likely to be found on a ranch house a shed dormer or a porch.
Metal roof slope is expressed by a ratio indicating the roof pitch which notes the vertical rise of the roof in inches for every 12 inches the roof runs horizontally in other words dividing the vertical rise and its horizontal span. Would it be safe if a double layer of ice and water sheild was used under the shingles. This is for a porch addition that i am building onto a shed for a family member. Most roof s have a pitch in the 4 12 to 9 12 range.
Examples of extreme slopes range from 1 4 12 almost flat to 12 12 sloping down at a perfect 45 degree angle. A pitch over 9 12 is considered a steep slope roof between 2 12 and 4 12 is considered a low slope roof and less than 2 12 is considered a flat roof. If this isn t practical then perform the same measurement on the underside of. For every 12 horizontal feet the roof changes 8 feet in vertical height.
At that point it changes slightly to a 2 12 pitch. Front side is 1 12 pitch till about six feet from the ridge. If a roof rises 1 in a length of 12 this is 1 12 roof pitch. I see the reply above about snap lock.
That means the roof doesn t shed water as easily as steeper roofs which is why choosing the right type of roofing material is so important. However you can only use this pitch with built up roofing or specialized synthetic roofing. It will only be 8 wide. The most common slopes are.
Porch the home services platform connects homeowners with quality home improvement repair and maintenance professionals and also serves as the exclusive in store resource to over 1700 lowe s stores. This measurement is best done on a bare roof because curled up roofing shingles will impair your measurement. You won t be able to use slate clay or concrete tiles which are loose fitting and require 4 12 pitch or greater. 1 12 roof pitch angle 4 76 degrees.
Back side is 2 12 pitch. The minimum pitch for a roof is 1 4 12 which translates to 1 4 inch rise to 12 inches of run.