The Measurements Of An Average Shingle For Roofs

The first technique is referred to as the shingle count method which is used for estimating the measurements of all rectangular shaped sections of a roof.

The measurements of an average shingle for roofs.

Don t use this as your only method of measuring. When you hear the term asphalt shingles many times we are talking about standard 3 tab roofing shingles. Just use it as a starting point and you ll have a fairly basic idea of what you re dealing. Below there is a simple triangle and the math used to work out.

Roofing is measured in squares. The key is to be as accurate as possible since falling short or an overage could mean thousands of dollars when planning your roofing budget. Keep in mind that using google earth isn t going to give you a 100 percent accurate reading but it will give you a basic idea of the size of the roof for your calculations for the roofing materials. Do the job right the first time for contractors this means all members of your team sales production installation etc and the homeowner can be on the same page when it comes to the roofing job.

The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square. How shingle quantities are measured. Shingles are packaged in paper or plastic wrapped bundles designed to be light enough for a person to carry so heavier shingles require more bundles per square. Let s start with some of the most common roof shingle styles.

Shingles are installed in an overlapping fashion to provide complete protection for the plywood vapor barrier and other materials beneath. Roof measurements are then used to quote any roofing job and completely eliminate the need to re measure. Next you will need to use a roofing materials calculator. To figure out your roof s area a simple geometry can be used.

Check that your footage measurements are within this range so you can start off on the right foot. Roof shingles are sold by both the bundle and by the square. Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure. For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches.

A square of shingles is the quantity needed to cover 100 sq. Outside of the u s a degree angle is typically used. Throughout this guide we ll discuss both. In the united states a run of 12 inches 1 foot is used and pitch is measured as the rise of the roof over 12 inches.

This type of roofing is a traditional building material that has been used on residences for hundreds of years. A shingle is a piece of a roof cover. 3 tab roof shingles are one of the most commonly used shingle styles in north america.