Related Post: 2 2 X 6 8 2 2 X 6 8 Door 2 X 2 8x 6 2 1 2 X 6 8 2 X 2 4x 6 )= 8 2 2x 6 2 2x 6 8 2 2 6 8 2 X 6 )+ 2 8 Simplified 2 X 6 )+ 8 20 2 X 6 8 Foot