Marine Meranti or Okume
It is available in 4×8-foot sheets of 1/4, 3/8, 1/2, 5/8 and 3/4-inch thicknesses. Full Sheets Only.
Hydrotek Marine is a strong and extremely durable Red Meranti or Okume Marine Plywood with a BS1088 (British Standard) stamping. Manufactured with alternating color-matched, whole-piece cores, therefore providing a voidless ply adhering to BS1088 rules. No structural defects are allowed and the face and back are color matched.
1/4″ is 4mm, 3/8″ has 5 plys and is 9mm, 1/2″ has 7 plys and is 12mm, 5/8″ 15mm & 3/4″ has 11-plys and is 18mm.