Special staircases are not only the ladder, as many think. They are not similar to each other, but despite this, are the staircases, as, firstly, to help in providing the up or down, and secondly, they have two guides and a certain number of cross between serving as a step. This staircase has a variety of purposes, which carry out their function - to lift, if needed
Naturally, this stepladder is the most famous of all types of ladders that exist in almost every house in which was carried out repairs or construction. These stairs are consumer and professional, it is mostly determined by several factors: the height of the lift - home stair ladders can climb to a height of two to four meters; professional that has a sliding design is much longer, more stable and has restrictions on height of only view of personal safety.
The more probable maximum load on the stairs, so it is closer to the professional class. Housing is usually limited to one hundred - one hundred and twenty pounds, the presence of several parameters - simple household ladder - ladder only plays the role of the stairs. Professional ladder - used as a scaffolding, trestles, with reliable methods of fixation in different positions and at different altitudes. Simple ladder should be selected, with a focus on quality connections for all units, fixations, the presence of steps, which will not slip. Decomposed ladder must have a geometrically correct configuration.
This is done a visual image - when you look at the ladder, which stands on a flat floor surface, you should be clear that stem stairs adjacent to the floor evenly and do not have gaps that can identify an alternative test, shaking the ladder in different directions. The feet of stairs should not be scratching the surface of the floor plates slip type. In everyday situations, most reliable and convenient option is a versatile ladder that has steps on both sides. It helps to use it when working together, as to a certain extent, you may need very often.
For professionals manufacture stairs, turning through the transformation of scaffolding, ladders, which can be vertical razdvizheniyu and becoming a telescopic ladders. This type of ladder is called a mobile and has a mass models and presented in a very broad spectrum. It should be noted that choosing the ladder should be among the products known firms, it will significantly reduce the risk of falls, and the subsequent consequences.
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