US Insulated Forms - Reward Wall System . Reward Wall System US Insulated Forms is the North Carolina distributor of Reward Insulated Concrete Forms. The benefits of Insulated Concrete Forms are outlined below. Concrete is made possible because of the chemical reaction of cement and water.
Water is required initially to begin the process by making a cement paste.
Once the compound is formed, hydration starts and continues as long as moisture remains. The process stops when moisture is removed by heat and evaporation, but it can be restarted by adding moisture, even though this is undesirable. The chart shows the strength tat is formed under various conditions of hydration. However, notice that various degrees of strength are obtained if improper methods of curing are used. Applying a plastic cover over the concrete, trapping the moisture within.