SIPs are the 21st Century Building Material.Build a home that saves energy and money . Structural insulated panels (SIPs) are a high performance building system for residential and light commercial construction. The panels consist of an insulating foam core sandwiched between two structural facings, typically oriented strand board (OSB). Here are 6 reasons you should use SIP material in your construction project. Reason number 1 SIP Saves Energy.Heating and cooling is a major expense that is not getting cheaper. SIP’s allow you can save 60-70% on you heating and cooling bills. That equate to money in your pocket every month. A 2000 square foot (1 comments)