White stringer stair-white treads-40mm treads-120stringer

Building staircase as a vertical floor traffic between the components. Staircase is used for traffic connection between floors and when the height difference is large. Staircases are also to be provided in multi-storey and high-rise buildings with elevators and escalators as the main means of vertical transport. Although the elevators are used as the main vertical transport in high-rise buildings, they still have to be reserved for fire escape. Staircase from the continuous steps of the ladder (also known as ladder run), platform (rest platform) and the envelope components. The distance between the lowest level of the stairs and the highest level of the steps is the length of the ladder, and the total height of the steps is the height of the ladder. China's Warring States Period bronze on the image of heavy housing has been engraved with stairs. From the 15th to the 16th centuries Italy, the interior staircase was freed from the traditional enclosed space, making it an architecturally diverse and decorative part of the building.