thick boards that overlap at the corners to add strength. Rip 1x6 boards to 4-1/2 in. on a table saw for the outside layer. Complete the door frame. Then cut the 4 x 8-ft. grooved plywood to fit the ...

A 4X8 sheet of 3/4-inch sheet of OSB weighs 78 pounds while a comparable sheet of plywood weighs only 67 pounds. Plywood is another type of structural engineered wood panel. It comes in four-by-eight- ...