![Universal Beams to BS4 Part1 1993 - Dimensions & Properties 1 Universal Beams to BS4 Part1 1993 Dimensions Properties](https://excel.civilmdc.com/wp-content/uploads/2021/11/Universal-Beams-to-BS4-Part1-1993-Dimensions-Properties.png)
UBs used in floors will support more force vertically than a standard square beam, but are weaker against horizontal movement and do not react well to twisting. They are used as a component in floor framing, and can be used with other beams and joists where extra load bearing capacity is required.