There are 29 shingles in a standard bundle of three-tab roofing. Each shingle is 12 inches by 36 inches. It takes three bundles to make a square, which in roofing is 100 square feet.
When using roofing materials that are heavier than normal, the manufacturer bundles fewer shingles in a package to maintain a product that is easy to handle. With heavier materials, a square might consist of four or five bundles each, with fewer shingles than the normal bundle.
Owens Corning offers a metric square of shingles. Each shingle is 13 1/4 inches by 39 3/4 inches, and the square covers 99.98 square feet using 65 shingles. With the metric square, each bundle contains 22 shingles.Learn More
The weight of a bundle of shingles depends on the weight of the shingles themselves, but for asphalt shingles is generally between 60 and 80 pounds. A bundle of shingles is packaged to be light enough to carry.Full Answer >
Professional roofing contractors typically provide estimates of materials needed for roofing, including the number of shingles needed. Simple geometric calculations can provide a rough estimate.Full Answer >
There are approximately 33.33 square feet in a bundle of standard composite shingles. A square is a 10-foot by 10-foot area and requires three bundles of shingles for coverage.Full Answer >
To repair damaged shingles, lift the shingles above the damaged area, and remove nails that impede the shingle from sliding into a firm position. Fix curled-back shingles by reattaching them with asphalt roof cement or a caulking gun. Torn, decaying or missing shingles must be replaced with new ones.Full Answer >