A professional who examines rolls of wallpaper for defects, such as discoloration, printing irregularities, streaks, and color splashes, and tests for improper coating or waterproofing. Responsibilities include:

• Unrolls portions of wallpaper rolls or hangs rolls on test wall to examine for surface defects and symmetry of printed figures, register of colors, and uniformity of waterproof coating.
• May inspect new paper stock to detect ripples or other flaws.
• May inspect sample rolls of wallpaper for printing irregularities before authorizing printing of remaining rolls.
• May apply specified test chemicals to wallpaper sample to test for washability.