a manufacturer of specialty overlaid concrete-forming plywood. Another added benefit of an overlay system is it imparts a neater finish on the surface of the finished concrete than a BB panel does.

If you have a batch of concrete to mix but nothing to mix it in, try a 4- x 8-ft. sheet of 1/4- or 3/8-in. plywood. Place a few bricks or scraps of 2×4 under all four of the plywood corners to ...