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28% cheaper than the £48.42 average across 5 retailers
Price shown includes VAT.
MyDIY £34.76; average of 5 retailers £48.42; you save £13.66.
Cheapest
|
£34.76 |
|---|---|
MKM
|
£34.86 |
Travis Perkins
|
£43.45 |
Howarth Timber
|
£49.98 |
Huws Gray
|
£51.82 |
Homebase
|
£62.00 |
You save £13.66 on the £48.42 average across 5 retailers
Available to order
One covers about 2.98 m².
A guide only: check the coverage on the product before you buy.
For construction and joinery projects requiring a strong, rigid and versatile sheet material, 18mm Structural Hardwood Plywood provides a dependable solution. Its substantial thickness and layered timber construction make it particularly useful for flooring, structural applications, carpentry and general building work where additional strength and stability are required.
Manufactured from multiple layers of wood veneer bonded together, structural plywood is designed to offer strength, rigidity and dimensional stability. The grain direction of adjacent layers is typically arranged at right angles, helping distribute loads across the sheet and reduce the risk of splitting or distortion compared with many solid timber boards.
The 18mm thickness provides greater bending stiffness than thinner plywood sheets of equivalent construction, making it a popular choice for applications requiring a more substantial timber panel. Its full 2440mm x 1220mm (8ft x 4ft) dimensions allow larger areas to be covered efficiently while providing flexibility for cutting panels to specific project requirements.
Ideal for structural flooring, wall and roof sheathing, timber framing and general construction, this hardwood plywood can be used where its declared structural properties meet the requirements of the building design. Its robust construction also makes it suitable for workshop projects, utility shelving, storage units and other joinery applications requiring a strong sheet material.
Suitable for professional builders, carpenters, joiners and experienced DIY enthusiasts, 18mm structural hardwood plywood can be cut, drilled, screwed and fixed using conventional woodworking tools and appropriate fixings.
Typical Uses
Structural flooring and subfloor installations
Wall sheathing and timber frame construction
Roof decking and sheathing where specified
Building extensions and renovation projects
Structural joinery and carpentry
Workshop benches and utility storage
Shelving and cabinet construction
General building and woodworking projects
Product: Structural Hardwood Plywood
Material: Hardwood Plywood
Thickness: 18mm
Length: 2440mm / 8ft
Width: 1220mm / 4ft
Sheet Area: Approximately 2.98m²
Sheet Type: Structural Plywood
Construction: Cross-Laminated Wood Veneers
Application: Structural Construction, Flooring, Joinery and General Building Work
Suitable for: Building, Carpentry, Renovation and DIY
Combining a substantial 18mm thickness with the versatility of a full-size plywood sheet, 18mm x 2440mm x 1220mm Structural Hardwood Plywood is a practical choice for demanding construction and joinery projects.
Always verify the manufacturer's declared structural grade, relevant standards and service class before installation. Suitability for load-bearing floors, roofs and walls depends on the structural design, support spacing and fixing specification. Structural plywood is not automatically waterproof or suitable for permanent outdoor exposure; check the relevant BS EN 636 classification and protect exposed edges where required. Use appropriate dust extraction and personal protective equipment when cutting or sanding.
See our returns policy for how to return an item.
The numbers, so you can check it fits before you buy.
| Length | 2.44m |
|---|---|
| Width | 1.22m |
| Thickness | 188mm |
Average £22.63 across 5 retailers · save £9.30
MyDIY £13.33; average of 5 retailers £22.63; you save £9.30.
|
Cheapest
|
£13.33 |
|---|---|
| MKM | £13.43 |
| Travis Perkins | £17.35 |
| Huws Gray | £25.31 |
You save £9.30 on the £22.63 average across 3 retailers
Average £47.11 across 6 retailers · save £19.21
MyDIY £27.90; average of 6 retailers £47.11; you save £19.21.
|
Cheapest
|
£27.90 |
|---|---|
| B and Q | £28.00 |
| Travis Perkins | £38.60 |
| Howarth Timber | £44.48 |
You save £19.21 on the £47.11 average across 3 retailers
Average £18.58 across 5 retailers · save £7.21
MyDIY £11.37; average of 5 retailers £18.58; you save £7.21.
|
Cheapest
|
£11.37 |
|---|---|
| Jewson | £11.47 |
| Huws Gray | £14.20 |
| Howarth Timber | £15.18 |
You save £7.21 on the £18.58 average across 3 retailers
Average £31.79 across 5 retailers · save £10.63
MyDIY £21.16; average of 5 retailers £31.79; you save £10.63.
|
Cheapest
|
£21.16 |
|---|---|
| Jewson | £21.26 |
| Huws Gray | £22.42 |
| Travis Perkins | £22.86 |
You save £10.63 on the £31.79 average across 3 retailers
Average £19.20 across 5 retailers · save £6.29
MyDIY £12.91; average of 5 retailers £19.20; you save £6.29.
|
Cheapest
|
£12.91 |
|---|---|
| Travis Perkins | £13.01 |
| Howarth Timber | £16.58 |
| Huws Gray | £19.69 |
You save £6.29 on the £19.20 average across 3 retailers
Average £38.44 across 5 retailers · save £10.89
MyDIY £27.55; average of 5 retailers £38.44; you save £10.89.
|
Cheapest
|
£27.55 |
|---|---|
| B and Q | £27.65 |
| Huws Gray | £36.78 |
| Travis Perkins | £37.84 |
You save £10.89 on the £38.44 average across 3 retailers
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