Fox Blocks is an ICF company based in Omaha, NE.
Lots of good information on the website.
ICF Connections of Omaha is the exclusive
distributor in Eastern Nebraska and Western Iowa of
NUDURA Insulated Concrete Form (ICF) building
Inuslated Concrete Form building and wall systems
Nebraska ICF Builders and dealers
Insulated Concrete Forms (ICFs) are blocks or panels of concrete, usually
reinforced with rebar. They can consist of cement, polystyrene foam,
polyurethane or sometimes cement bonded wood fiber. One reason ICFs are
considered "Green" is that they often use a mixture of recycled wood and cement.
They are also very strong and can resist strong winds. ICFs are very popular in
areas that are susceptible to hurricanes, and builders and residents in the
midwest have taken note of the ability of structures built with Insulated Concrete
Forms to withstand Tornado strength winds. In fact, ICFs have become popular
to use in construction of "tornado safe structures" for people who live in these
What Are Insulated Concrete Forms?