Roofing materials sales Plaza. A square area of ??100 square feet or area 10 feet, 10 feet.fibre glass mesh figuring out the right amount of skill to the square of roof surface area is calculated. Simple roof, a ridge line on both sides of the rectangular form, it is easy to calculate. Other roof skylights, two ends of the roof or hip, are more difficult. In all cases, it is a calculated field for each part of the roof and put them together, to join the process.

1 Roofing materials climbed onto the roof, use a good, sturdy ladder. fiberglass mesh unless a detailed plan of your home, there is no other way to measure the roof surface. this will require two people, a 25-foot tape measure or more of your family's size.

2the roof of each individual measurement of the length and width. For example, the measurement from the edge of the roof ridge, from the roof to the right edge of the roof of the left edge. Round measurements to the next full foot. Not a square or rectangular roof segment, often triangular. Measured at right angles to connect two sides.

3 Roofing materials to calculate the division of the area. square or rectangular, multiply the length times the width. For the triangle, multiplied by 2 multiplied by the width and the length of the gap. Combined square feet of roofing material required for the total area of ??roof section. Required divided by 100 square feet. Add 1% to 5%, based on the complexity of the roof waste factors, according to the fine Home Building. Amateur crew may require additional waste square meters.