What is U-boot ?
U-boot is a polymer product that is designed and produced on the basis of polypropylene, U-boot mold is distributed with the aim of lightening slabs in roofs and concrete foundations, because polymers have a low weight, therefore U-boot's hollow roof has a lower weight than It will have a concrete slab. U-boot slab transfers the load in two directions and is a type of hollow slab consisting of perpendicular beams.