This calculator lets you get an approximate quantities of materials required for different heater as concrete, 100 kg / cm², 100 kg / cm², 200 kg / cm², 250 kg / cm². You can determine the amount of water, gravel, sand and cement.

Just enter the measurements, width, length and height click on Calculate and ¡READY !!! caculo get the material in measures cans (19 liters) or Volume (M3), remember to take into account one slump between 2.5 cm to 5cm.