A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
How to measure square footage of hip roof.
To find the square footage of a hip roof you just need to calculate the area of each of its faces.
How to measure for hip roofing step 1.
Enter the length of the building.
Pitch measurement method 2 2.
For parallelogram shaped faces measure the length.
So if you divide your answer of a product of length times height by two you will get the area of a triangle.
If this distance measures 4 inches you have a 4 in 12 pitch.
Feet inches enter the overhang of the eaves.
However shingles are packaged in a way that they are light enough for the average person to carry around.
The difference is in the amount of ridge capping you need and the amount you will waste.
8 inches and you have an 8 in 12 pitch.
If you are trying to undertake this all yourself then you should really be looking for the most effective way of working out things like the hip roof square.
1 roof square 100 square feet.
Inches enter the pitch of the roof rise 12.
The length l times the height h of a triangle is twice its area a2.
On a ladder beside the roof place the level a foot or so up the roof hold it level and measure from the 12 inch mark on the level s bottom straight down to the roof.
If your roof measures 48 feet 15 m x 24 feet 7 3 m multiplying its length by its width would give you a square footage of 1 152 square feet 107 0 m 2.
L h 2 area calculating an area of a triangle when estimating a roof.
If its pitch is 6 in 12 a pitch multiplier of 1 12 multiplying 1 152 sq ft 107 0 m 2 by 1 12 would give you an overall square footage of 1 290 square feet 120 m 2.
For many people being able to get the right kind of hip roof calculator is very important as knowing how to measure a hip roof is going to be vital to making sure that it turns out well.
Set up a ladder to allow access to the roof making sure that the feet of the ladder are resting on firm ground.
3 calculate the area of each roof face.
Climb up to the roof and measure each face of the hip roof.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
A hip roof s square footage is equal to that of a gable roof with the same dimensions.