B
10" x 4'
12" x 6'
14" x 8'
16" x 10'
18" x 12'
20" x 14'
22" x 16'
24" x 18'
26" x 20'
28" x 22'
30" x 24'
32" x 26'
34" x 28'
36" x 30'