Fiberboard Data Sheet Data Sheet (ecoBoard) MSDS Your best choice for reliable performance - and it's even eco-friendly! Reliable performance Product is surface treated for superior application reliability. Environmentally friendly 100% reclaimed/recycled material content. Improves roof system R-value Lowers energy consumption. Trims easily Can be cut with a standard utility knife, with no irritating fiberglass dust. Improved moisture resistance Special additives combined with asphalt impregnation improve moisture resistance. Improves roof system rigidity Adds rigidity to foam insulation and to the entire roof deck, and withstands normal deck traffic during and after membrane application. Versatile Can be used in all asphaltic and single ply roofing systems and as a recovery board. Complete assortment of wood fiber products Includes fiberboard, tapered edge panels and standard cant strips.