What
should you know about ladders?
Ladders
are useful part of every household. They are used to make reaching on to
something easier. With the help of a ladder, every house hold chores that needs
climbing up is not something that requires a lot of effort. Ladders can be made
with metal, wood or plastic. The recent models are usually made of fiber glass
materials and can be combined with metal or wood to get the desired durability.
This simple mechanism was discovered millions of years before and has been
described as a means to get food sources such as honey from the tree and fruits
clinging on high branches.
Ladder
types
There
are a lot of assorted ladders to choose from. There are those called attic
ladders which are mainly used to climb the attic from the ceiling. There are
those extendable ladders or Telescopic ladder which could be expanded or contracted to increase its height. Other
types include the fixed type which has nothing special only to be fixed at a
certain hinge. There are also the folding ladder which folds to accommodate
uneven ground and uneven place to reach at.
Classes
of ladders
The
US has established certification for ladders to help minimize unauthorized
manufacturing of defective products. These are usually sold in Europe and US
with some exports outside the country. The three classes of ladders are as
follows.
¾ Class 1 – These are for heavy duty industrial
uses with a 175 kg load cut off and are usually colored blue.
¾ EN131 Class – These are for commercial use. They
are colored yellow and could support a maximum of 150 kg load
¾ Third Class ladders - Light ladders intended for
light use and are usually colored red. This is fit for light and domestic uses.
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