Insulated Concrete Forms | ICFs | from NUDURA provide design professionals, architects, home owners and contractors a more efficient way to build Insulated Concrete Form structures. Building with icfs allow concrete homes and commercial buildings to be built stronger, more energy efficient, more comfortable and more environmentally friendly. ICFs provide greater energy solutions for any structure. A NUDURA home or commercial buildings superior energy performance is the result of NUDURA forms working in conjunction with the thermal mass of a solid concrete core to provide one of the most energy efficient and airtight wall systems available today. Building has Evolved with NUDURA Insulated Concrete Forms.