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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
Our 4mm marine plywood is specially designed for use in wet and humid environments
the original delivery charge will not be refunded
Tinted and Translucent Finish
timber C16 grade has more knots than grade C24
Timber Gravel Boards (6x1") 150mm x 22mm | 4.8 meter (16ft) sheet Our 4mm marine plywood isTimber Gravel Boards 6x1 150mm x 22mm x 4. 8m (16ft) Product Video Tanalised Treated 16ft Gravel Boards have undergone an extensive treatment process to ensure deep penetration into the timber cells, this ensures longer lasting protection against fungal decay and insect attack. Pressure treated timber is leach resistant, ensuring a long and trouble free service life in a wide range of conditions, and assured performance in sensitive environments.