Insulating Concrete Forms ICFs are hollow blocks, panels, or planks made of rigid foam that are erected and filled with concrete to form the structure and insulation of exterior walls. Insulating Concrete Forms Ontario (ICFO) Representatives of the Insulating Concrete Form Industry (ICFO), Hydronic Radiant Pipe Manufacturers, Cement Association of Canada (Ontario Region) and the Ready Mixed Concrete Association of Ontario formed the Insulating Concrete Forms Ontario (ICFO) on June 28, 2001. It was established out of a need for this growing industry to represent itself as a professional technology who recognized the common areas of interest and issues that members must address during this industry’s fast market growth. Mission Statement “To actively, collectively and professionally promote ICF construction and associated technologies”. This website contains generic information on the ICF industry with links to the participating members. Please provide us any feedback on the use of this site. Download Video Courtesy of AMVIC