With different plywood glue types and classifications available for plywood depending on it’s end use we put together this simple guide for all of our plywood. Glue Classifications for Interior / Exterior EN314-2 Durability of glue bond between the layers within the plywood. Class 1 = Interior (dry) conditions.Class 2 = Humid conditions. This can include protected exterior applications or …

GradeDescriptionFD GradeFree-Of-Defect, very similar characteristics to an ANSI/HPVA “A” Grade.BB GradeSmooth, tight cut, full length veneer. Natural characteristics of the wood such as pin knots, sound burls, color streaks and spots are allowed. Dead knots, stain and mineral streaks, decay, open splits, rough cut, torn grain, symmetrical patches are not allowed.CC GradeNatural characteristics of the wood are allowed. However, in …

GradeDescriptionB/C or B/2 GradeFairly uniform in color with slight contrasts allowed. Small conspicuous burls and pin knots allowed with a minimum number of scattered sound or repaired knots. Both faces are typically sanded smooth.The “C” back grade is typically more on the C minus to D plus grade or compatible to a #1 and #2 mix back grade on ANSI/HPVA …