Apr 072010
 

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If you need to get a ladder for a particular task, you might want to know more about ladders in general. This might help in your choosing the right ladder for the job. For many tasks, the rigid ladder is the type often used. Rigid ladders come in many varieties, from the fixed to the roof ladders. The most basic of these is the fixed ladder; it has no moving parts. Extension ladders are composed of two ladders where one nests in the other for easy storage. Step ladders are joined by a hinge at the top of its inverted V form. The one with a platform is naturally called the platform step ladder. Roof ladders come with hooks that set them firmly hooked on the roof. The preferred material for many ladders, except those used in electrical work is aluminium.


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