- Convenient and easy to install
- More convenient than laying cement at site, which takes longer time and more complicated
- Planks can be carried by workers since each piece weighs only 42 k.g
- The surface underneath is smooth and can replace ceiling
- Suitable for all types of buildings
- The length is between 1.50 m . to 4.00 m .
|- The plank with the length of 1.50 m . to 3.00 m . should be supported while under constructing at least 1 point in the middle. For the length over 3.00 m ., there should be 2 points of supports.
- The supports can be removed after the concrete was laid for 7 days.