Flooring blocks, jack arches, and tray blocks are concrete flooring support elements that are suspended between two joists. They are manufactured at CTC widths of 60 and 70 cm, in depths up to 30 cm. A variety of materials can be used, depending on the technical characteristics of each floor.
Ceramic: This flooring block, in comparison with the previous one, reduces the weight of the floor itself, and also endowed with the proper thermal and acoustic insulating properties that are characteristic of elements made out of ceramic materials.