because thyroid disorders can cause changes in your menstrual cycle and mood the symptoms are sometimes mistaken for menopause if a thyroid problem is suspected a simple blood test can determine whether the true culprit is menopause or a thyroid disorder or a combination of the two
If the shingles you are using come three bundles to a square, calculating the number of bundles youâll need is simple. Each bundle covers 33.3 sq. ft. of roof areaâclose enough to the 32 sq. ft. a sheet covers. So just order one bundle for each sheet of roof sheathing. For other bundle counts per square, divide the number of sheets of sheathing by three and youâll have the total number of squares needed to cover the roof.
CALCULATING and PACKAGING SHINGLES. The amount of asphalt shingles required to cover a roof is calculated by the square. A square is an area 10x10 feet. Shingles are sold by the bundle, and a square may contain from three to six bundles, depending on the shingle design and exposure.hree-Tab Shingles. This is a three-tab (or 3-tab) shingle. It s a type of strip shingle. Its main identifying feature is two notches, called cutouts, which separate the lower part of the shingle into three tabs, as you can see here. A three-tab shingle is a single layer thick, usually 12 inches wide and 36 inches long.