Commercial block ICF: Commercial Block Systems Inc. (ICFs/SIPs)
August 28, 2008
Commercial Block creates a solid monolithic concrete wall that has a 4-hour fire rating. Incorporated into the foam block is a 25-gauge metal stud (not plastic) located on 8-inch centers. The center of the stud is open to allow concrete to flow through it and has six built in rebar chairs three on the top and three on the bottom.