... )Core: paulownia,fir,falcate, oak,etc Finger Jointed Wood, Finger jointed panels, FJP:1) Sizes:1220* ... ) Core: paulownia, falcate, poolar, ceader, hardwood, oak, fir, pine,etc.4) Face/back:okoume,ash ... ,birch,pine,oak,sapele,paper,or as your requirements5) Grade: AB ... DriedS4S or S1S2ESquare or Eased EdgeFJ and or FJ/EGExterior Waterproof GlueExterior Oil Base Spray Primed ...