ICFs and Severe Weather
The steel reinforced concrete, which can cure stronger than normal concrete because of the foam insulation, can withstand winds of over 200 MPH, and projectile debris traveling over 100 MPH. There are dozens of eye witness examples of ICF homes taking EF5 tornadoes head on with the walls still standing.

Fox Blocks How to Window Bucks and Strapping by Tim Courneen Border Tucson Insulated Concrete Forms

Fox Blocks on City of Phoenix 911 Dispatch Center 50 ft tall with Insulated Concrete Forms

11 Problems Associated with Structural Insulated Panels and a Better Alternative

A Guide to Selecting the Best Siding for Your ICF Wall
Building an ICF house allows for the application of many types of exterior finishes. The choice of exterior finish comes down to your personal decision, cost, and local styles.