1/4" & 1/8" Scale Easier and faster than a ruler! Dimensions are printed in both inches and feet + inches. On 1/4" scale, sizes range from 2-1/2" to 96" and slots are typical wall thickness. It is excellent for drawing doors, windows, walls, and many other architectural features including those in landscape planning and furniture arranging. Change scales by turning the template around. Slots are dimensioned for the lines that they draw.