It is notable for its unusual shingling pattern originally designed by Underwood, in which the lower edges of the shingle courses form irregular, undulating wave-like patterns across the roof, creating an optical illusion that the roof is warped, or actually in motion.
It is notable for its unusual shingling pattern, originally designed by Underwood, in which the lower edges of the horizontal shingle courses form irregular, undulating moiré or wave-like patterns across the roof. This creates an optical illusion that the roof is warped, or actually in motion.