Once you have these measurements you will need to calculate the area of the roof and then you can see how many shingles you will need.
How many shingles for a 192 ft roof.
Your roofer will know that steeper roofs use more shingles than lower sloped roofs for the same house size and there are established slope multiplier factors to make this calculation simple see table below.
The asphalt shingles cost about 90 per square of roof.
A wide range of materials are available for roofing and these materials comprise the largest portion of the total cost.
Most commonly used are asphalt shingles at an average cost of 50 to 150 per 100 square feet as of 2008.
Asphalt shingles range in price from about 25 per bundle for a standard 3 tab style to around 50 75 or more for an upgraded architectural style.
3 bundles per square.
Estimate how many roofing nails you ll need.
At 4 nails per field shingle that s about 320 nails per square.
A square of shingles will be the amount needed to cover an area of 100 square feet.
For 1 100 square feet average material cost ends up between 1 500 to 2 000.
100 sq ft 21 shingles per bundle.
33 square feet per bundle 100 square feet per square 4 nails per shingle.
Here is the backstory.
Although in full disclosure there is a difference between the answer and the question.
You will also need 5 nails for each starter shingle.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
Therefore a 2 000 square foot home could run from 1 800 to 2 500 depending on the shape of the roof and the shingles that are used.
Be sure to add a couple of bundles for double first row and capping.
For example a very steep roof on a 1 000 square foot attic will need more shingles than a lower sloped roof on the same sized attic.
Well i did the job myself and the answer is.
This would be 87.
For high wind areas use 6 nails per shingle or 480 nails per square.
Also have a couple of bundles spare on hand to cover wind damage etc.
How many bundles of roof shingles to cover 2000 square feet.
Compute the area of the whole roof and determine the number of bundles.
Thicker shingles will be as much as 4 or 5 bundles per square.
There will also be hip ridge and starter shingles needed.
Consider gable and hip roofs and the extra space needs they may require.
The shingle count method.
20 squares 3 bundles make.