W. Hanson Timber & Builders MeWhy 18mm Plywood is the UK Trade's Go-To Thickness
When builders, joiners, and serious DIYers reach for a sheet material that balances strength, weight, and versatility, 18mm plywood is the most common choice. It is thick enough to provide structural integrity for shelving, flooring, and cabinetry, yet manageable enough to work with using standard tools.