Platform ladders are highly recommended for electricians, painters and decorators. It has a provision to hold the workman's tools. It is well suited for work that requires a long time standing because it does not exhaust the workman. The two types of platform ladders are single ladder with a platform and two separate ladders supported by a platform. loft ladders The single ladder is suitable for domestic use such as people painting their homes. The two ladder platform is usually used for commercial jobs. Platform ladders are made of aluminium.
Extension ladders are used to reach high points in outdoor environments. They can be adjusted to the required lengths. They have more than one component. The sections slide on top of each other when the ladder is extended. These sections are normally of the same length and overlap by one and a half feet for stability. A locking devise is used to prevent the ladders from sliding while in use. Caps at the end stop them from being dismantled. They are however the most dangerous ladders to use and great care should be employed while using them. They made in sizes ranging from 6 feet to 60 feet.
Folding ladders are easy to store and can easily be carted in a truck, stored in an RV or a small room. They are usually mad of A-frame aluminium design. It can easily be dismantled into four pieces and folded to look like one long piece of metal. The lock should also be made of aluminium to avoid rusting. They are large folding ladders for use in industries and commercially. They are used by the police, rescue workers and fire fighters. There are some that can fold up to the size of a briefcase and can be assembled in less than five minutes. Folding ladders with a weight capacity of up to one thousand pounds are available in the market.
Articulated ladders can be transformed into many types of ladders. They can be used as straight ladder, scaffolding, step ladder and even a table. They have many joints and hinges which enable them to be transformed into many different positions for various jobs. They are stabilized by fitting sturdy locks on the hinges or joints. They are usually made of aluminium for strength.