MDO (Medium-Density Overlaid) signboard consists of a 100% Douglas fir plywood panel, composed with waterproof adhesives and overlaid with resin-impregnated paper on one or 2 faces which create a panel suitable for sign making, among other uses. The impregnated paper overlay combined with a 2-step panel repair process ensures a reliable, paintable finish with no grain transfer from the plywood …
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