คำนวณวัสดุก่อสร้าง

Helping to calculate the amount of material needed for the light wall application. Viva board walls (show surface), smooth plastered ceilings SCG smart board ceiling T-bar ceiling system, the main frame system, 0.6 m. And 1.2 m. Calculated according to the standard formula for calculating materials of Elephant Gypsum. With allowance of 5 percent material damage, it is convenient to use. Do not press the calculator. And do not have to memorize the calculation formula