How To Figure Shingles Needed For Roof

As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.

How to figure shingles needed for roof.

There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these. Place the end hook of the tape on the corner and run it all the way to the opposite corner of the house. Measure both the width gable side and the length eave gutter side. The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.

To do this you need to note that one tab will be equal to 1 foot. Measure the pitch of your roof in the attic. From the 1 ft 0 30 m spot you marked on the level measure upward to the rafter. You will then have to get the measurement of the rake of the roof.

Mark a length of 1 foot 0 30 m on a long level starting from one end. Measure the length of the bottom of any triangular shaped portion of the roof. 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. Roof length measured in feet roof width measured in feet.

With that as background you are now ready to estimate how many shingles you will purchase for your roof project. This roof shingle calculator requires four basic inputs. If the existing shingles are standard 3 tab shingles you can get this measurement by taking note of the number of tabs along the eaves and ridges then determine the length in feet. Hold the end you measured from against the bottom of a rafter so it s sticking straight out horizontally and is level.

A typical bundle of shingles weighs about 75 pounds while some premium products can weigh over 100 pounds per bundle so consider delivery of materials. Since transportation is a major cost factor expect prices to vary by location. How to figure how many squares are needed for shingles step 1.