Wood has been the concrete contractor’s formwork of choice for years. It’s relatively inexpensive and easy to understand, light weight, can be easily cut to size, and easy to replace and ...
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 ...