The 18mm Hardwood Plywood Full Board gives you a thick, dependable sheet for cabinetry, shelving, partitions, furniture and interior construction. With a stable core and smooth hardwood face, it cuts, drills and screws cleanly, holds fixings securely and delivers a high-quality surface for painting, staining, laminating or veneering. Choose 18mm when you want maximum rigidity and long-term durability.
- Firstly, 18mm plywood thickness provides excellent stiffness and load-bearing capacity for heavy-duty builds.
- Next, the full board size lets you cover large areas or plan multiple cuts efficiently with less waste.
- Additionally, a smooth hardwood face produces crisp edges and an attractive decorative finish.
- Moreover, consistent construction minimises voids—great for CNC routing, jigs and accurate templates.
- Finally, great value delivers professional results at an affordable price.
Use this 18mm hardwood plywood for cabinet carcasses, shelving, worktops and furniture frames, wall panels and room dividers, sub-floors/overlays, benches, boxing-in and other interior applications. For humid rooms or exterior exposure, select a moisture-resistant or exterior-rated grade specified for those conditions and follow your designer’s guidance.
Mark and cut with fine-tooth blades for clean edges; plane or sand lightly before finishing. Bond with quality wood adhesives or fix with screws/pins into sound framing. Always seal cut edges where moisture may be present, allow for expansion, and follow current building guidance for spacing and ventilation.
Add the 18mm Hardwood Plywood Full Board to your basket for fast delivery or easy collection. If you also need edge banding, fixings or adhesive, add them now to complete your order.
Prefer ready-made sizes? See our Cut-to-Size service.
1. What is the 18mm Hardwood Plywood Full Board used for?
Common jobs include cabinetry and shelving, partitions, furniture frames, worktops, wall panelling and general interior construction.
2. Is 18mm plywood suitable for structural flooring?
Use 18mm plywood sheets for overlays and some light structural applications only when specified. For heavily loaded structural floors, check your designer’s requirements—22mm is often used.
3. Can I use it in kitchens or bathrooms?
This board suits dry interiors. For humid zones, choose a moisture-resistant/exterior grade designed for those conditions.
4. Can it be painted or veneered?
Yes. The smooth hardwood face takes paint, stain, laminates and veneers well. Lightly sand and clean before finishing.
5. How do I fix it?
Use screws, pins or staples into suitable framing, or bond with PVA/PU/contact adhesives. Space fixings to keep panels flat and seal edges where moisture may occur.
6. Is the timber responsibly sourced?
We prioritise certified, responsibly sourced materials.

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