contractor joint

[jsmith6752]

I found this product and was wondering if anyone has tried it. You press it in your pour and pull the top section off for a nice clean line.

http://www.wrmeadows.com/wrm00012.htm

 

[oldwino]

the biggest problem with this is keeping the joint straight...stuff is very flexible. Far easier to lay a 2x across the slab and cut in joint with a groover

 

[jsmith6752]

good point..thanks