Polystyrene contractors deal in the manufacturing and supply of polystyrene. Polystyrene is one of the most widely used plastic. Polystyrene can be naturally transparent but can be colored with colorants. Polystyrene contractors supply polystyrene to packaging industries, to be used in protective packaging, such as packing peanuts and CD cases, containers, lids, bottles, trays, tumblers, and disposable cutlery. Polystyrene contractors use polystyrene blocks as an energy efficient means for constructing both homes and businesses. Polystyrene contractors use polystyrene block-form construction to provide homes with even temperatures and fewer drafts, to reduce noise, heating and cooling bills, and general maintenance. Polystyrene contractors use polystyrene in combination with reinforced concrete to battle weather calamities. Polystyrene contractors are much in demand for polystyrene is durable, hard and flexible besides being cheap.