Ram Board Floor Protection 38 X 100′ 46 Mil Thick 317 SQ. Feet Per Roll. Ram Board is a heavy-duty, temporary floor protection engineered for Contractors. Re-usable. Ram Board is non-staining. Flex-Fiber technology allows for the proper curing of new floors on jobsites. Exclusive Spill Guard technology provides added protection against water, paint, mud, and more. Sold in single rolls.