Manufactured Boards Manufactured boards are boards that have been altered by human influence. They were originally natural boards and planks. Plywood's Plywoods are used to create flat planks of wood and have good structure and durability they are easily able to be constructed with other woods. However there are disadvantages of buying plywoods such as they are more expensive to other planks and manufactured boards. Hardwoods Hardwoods are very cheap and come in many different sizes and shapes. They are environmentally friendly and resistant to dust and insects they are also easy to install. Hard woods cant be used outside because they are very vulnerable to rain and the wind Chipboards Chipboards are very durable and strong that is what they are well known for they are also know from there interesting designs. There are also disadvantages with chipboard like they are weak to water and begin to break down. There chips also can become lose and cut things or people. MDF MDF are woods that are smoother and cheaper than plywoods.It can also be used as a surface for painting or arts and crafts. Not all are thick some are small and wider.