In roofing, one square (100 square feet) typically requires about 3 to 4 starter shingles, depending on the specific product and the manufacturer's recommendations. Starter shingles are designed to be placed along the eaves and rakes of the roof to provide a proper seal and prevent water infiltration. Always refer to the manufacturer's guidelines for the exact quantity needed for your specific roofing project.
100 sq ft = 1 square.
6 bundles @ 33 1/3 sq. ft. each = 200 sq. ft.
1 square of roofing shingles is 3 bundles of shingles equaling 63 shingles per square.
For a roofing project using 3-tab shingles, the starter course typically requires about 1 bundle of shingles for every 30 linear feet. For 72 feet, you would need approximately 2.5 bundles for the starter course. Ridge shingles are generally installed at a rate of 1 bundle per 20 linear feet, so for 72 feet of ridge, you would need about 3.6 bundles. Therefore, you would need a total of about 6 bundles for both the starter and ridge shingles combined.
It varies by company & style of shingle. Usually 33 sq. ft. coverage on most three tab shingles.. Designer shingles usually have a 25 sq. ft. coverage. You can go to sites like IKO.com or BP.com Find out what brand of shingles your local building supply store carries & research from there.
A 30x50 roof has 1,500 square feet which is 15 squares. 3 bundles of shingles equals 1 square so you will need about 45 bundles.
100 sq ft = 1 square.
Standard grade, 3 bundles to a square. 1 square= 100 sq. ft. With the starter row and the cap, 5 sq. will probably make it.
3 bundles = 1 square 10 2/3 sq x 3 bundles = 32 bundles
On average, every 8 sq. of roofing material tear-off (shingles/felt/nails/etc.) weighs 1 ton. Ask the hauler about weight issues but that would add up to 3.75 tons. In a 30 yard dumpster that would be about 60 sq.
If the roof is 288 sq. ft. Then it will take 3 square of shingles, as each square covers 100 square feet. You will need the extra for waste. Usually a square of shingles is three bundles. However, that may vary by manufacturer.
Shingles are rated in pounds / 100 square feet. Typical ratings are 235# or 265#. 1 bundle of shingles covers 1/3 of 100 sq feet. 235# shingle / 3 = 78.33 lbs