Dayton Superior Screed Key, 5-1/2", 33043
The use of Screed Key Joint minimizes random cracking and provides proper load transfer from slab to slab. The use of Screed Key Joint is more economical than bulk-headed forms that must be prepared, installed, stripped, cleaned, repaired or replaced and stored. With Screed Key Joint, an entire slab or strips can be poured at one time. Costly and time-consuming checker-boarding is eliminated. Install the Screed Key Joint and pour the concrete - finish flush to the joint and the slab is finished.