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11-21 22+ £86.48£103.78 £84.69£101.63 
There are 1 more images18mm Birch Plywood Throughout BB/BB 2440 x 1220mm (8′ x 4′) FSC®
Birch plywood is made from only Birch veneers of the same thickness, glued and laid up in alternating directions to the required thickness. It thus provides a superbly consistent strong panel with known engineering characteristics.
£89.15£106.98 Ex VATInc VAT Add to cart -
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25-49 50+ £97.77£117.32 £87.48£104.98 
18mm Birch Plywood Throughout B/BB 2440 x 1220mm (8′ x 4′) FSC®
Birch plywood is made from only Birch veneers. Inner veneers are thicker than outer veneers, glued and laid up in alternating directions to the required thickness. It thus provides a superbly consistent strong panel with known engineering characteristics.
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18-34 35+ £145.88£175.06 £141.75£170.10 
There are 3 more images18mm Birch Plywood Throughout BB/BB 1220 x 3050mm (4′ x 10′)
18mm Short Grain Birch plywood is made from only 18mm Birch veneers of the same thickness, glued and laid up in alternating directions to the required thickness. It thus provides a superbly consistent strong panel with known engineering characteristics.
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17-34 35+ £172.95£207.54 £169.39£203.27 There are 3 more images18mm Birch Plywood Throughout BB/BB 1525 x 3050mm (5′ x 10′) FSC®
18mm Short Grain Birch plywood is made from only 18mm Birch veneers of the same thickness, glued and laid up in alternating directions to the required thickness. It thus provides a superbly consistent strong panel with known engineering characteristics.
£178.30£213.96 Ex VATInc VAT Add to cart -
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18-34 35+ £128.39£154.07 £121.64£145.97 
18mm Lacquered Birch Plywood Throughout BB/BB 2440 x 1220mm (8′ x 4′)
High quality 18mm birch plywood with a factory applied decorative lacquer that’s saving your time. Ready-to-use lacquered birch plywood with smooth surface to work on your furniture, interior walls, ceilings and more applications.
Original price was: £143.25 Ex VAT (£171.90 Inc VAT).£135.15£162.18Current price is: £135.15 Ex VAT (£162.18 Inc VAT). Ex VATInc VAT Add to cart
18mm Birch Plywood
18mm birch plywood is a reliable hardwood panel made for projects that need strength, accuracy and a clean finish. Birch plywood sheets 18mm work well across furniture, joinery and interior builds, giving you a sheet that stays stable, cuts neatly and holds fixings with confidence.
What is 18mm birch ply?
18mm birch ply is a birch faced plywood 18mm thick, built from multiple cross bonded veneers that run through the full panel. The smooth birch surface gives the board a clean, consistent appearance that works well in both practical and decorative builds.
The sheet sands evenly and accepts paints, oils or clear finishes with very little preparation. Many builders prefer 18mm birch plywood for furniture, fitted interiors and detailed routing, since the material offers a strong core with a refined face. Birch plywood sheets 18mm are also used when projects need a tidy hardwood panel that performs reliably across a wide range of interior tasks.
What is 18mm birch plywood used for?
The stable structure of 18mm birch plywood makes it a dependable choice for fitted furniture, shelving, wardrobes and cabinet frames. Builders often use birch ply 18mm for units that rely on clean edges, neat joints and a surface that stays true during cutting, drilling or CNC work. It can also serve as a base panel for overlaying or as a foundation layer in flooring build ups.
Birch faced plywood 18mm performs well in visible furniture pieces too. Its smooth face suits painted, oiled and clear finished designs, from contemporary kitchen fronts to bedroom storage and office cabinetry. The panel keeps its shape under load, so 18mm birch plywood is also popular for bench seats, window seats, alcove units, and other built in features that need a firm, tidy foundation. It can additionally work as a parquet or flooring substrate where a stable hardwood base is required.
Because birch plywood sheets 18mm machine accurately, they are used for feature walls, interior cladding, ceiling linings and decorative panelling in homes, studios and commercial spaces. Designers choose them for routed patterns, slatted screens, curved elements and detailed joinery where a consistent, fine grained surface is essential.
There are also projects where a ready finished panel is preferred. The 18mm lacquered birch option works well for high visibility interiors, shopfitting, display units and furniture pieces that benefit from a polished, ready to install look. It reduces preparation time and gives a stable, uniform finish straight from the pack.
Types of 18mm birch plywood sheets
18mm birch plywood sheets are available in several useful variations to suit different interior and joinery tasks. The standard birch throughout panel is offered in grades: BB/BB, B/BB and BB/CP. These sheets provide a smooth face, stable core and a clean, uniform look suitable for furniture, shelving, wall panels and detailed finishing work.
There is also an 18mm lacquered birch plywood in BB/BB grade. This decorative panel comes with a factory applied clear coating that reduces preparation time and gives the surface a refined, ready to use finish.
The 18mm birch plywood range includes birch throughout in sizes 2440 x 1220mm (8’ x 4’), 3050 x 1220mm (10’ x 4’) and 3050 x 1525mm (10’ x 5’), supplied in B/BB, BB/BB and BB/CP grades with smooth faces suitable for painting, varnishing or lacquering. The sheets carry BS EN636 Class 2 or Class 3 structural ratings, have square edges and come with low formaldehyde level (E1). Available in FSC where the FCS® mark is displayed in the product name.
Benefits of 18mm birch plywood
- Strong and steady board that holds its shape well.
- Smooth birch faces that finish easily with paint, oil, or varnish.
- Cuts cleanly and gives neat, tidy edges.
- Easy to work with on CNC, drills and routers.
- Good screw holding thanks to a dense birch core.
- Even layers through the sheet for reliable strength.
- Looks refined enough for visible furniture pieces.
- Works well for decorative panels, slats and routed designs.
- Provides a firm base for built in seating and storage.
- Quick to sand and simple to prepare for finishing.
- Large sheet sizes help reduce joints on big surfaces.
- Different grades let you choose the look and quality you need.
Why choose our 18mm birch core plywood?
Our 18mm birch plywood is made from a solid birch core that gives each sheet strength, clean machining and a smooth finish for furniture, shelving and detailed joinery. Builders choose birch ply 18mm when they want a sheet that stays stable, holds fixings well and looks refined in both painted and clear finished interiors. The birch faced plywood 18mm in our range sands evenly and works reliably on CNC setups, making it a practical choice for custom projects of any scale.
Sheet Materials Wholesale supplies 18mm birch plywood across the UK and keeps project-ready stock in standard and oversized formats, not only the popular 18mm birch plywood 8×4 size but also larger sheets such as 18mm birch 10×4 and 18mm birch ply 10×5. If you are comparing birch plywood 18mm prices, our birch plywood sheets 18mm offer good prices with clear bulk and volume pricing, so you can plan your project with value for money in mind. Sheet Materials Wholesale also provides trade discounts and pallet quantities for larger builds.
Order 18mm birch plywood online with fast nationwide delivery. Choose site or residential delivery, follow your order through simple tracking and receive a VAT invoice as standard. Request a fast quote for bulk orders.
FAQ
Where to buy 18mm birch plywood?
You can buy birch plywood from Sheet Materials Wholesale. We keep UK stock, deliver nationwide and offer fast delivery options.
How much does 18mm birch plywood cost?
The 18mm birch plywood 8x4 price starts at around £95.05. For the most accurate price, check the product page on the Sheet Materials Wholesale website.
Can you walk on 18mm birch plywood?
In most situations, yes. When 18mm birch ply is fixed to a proper supporting frame or used as part of a flooring system, it can handle normal foot traffic. It doesn't mean to act as the final finished floor unless it’s correctly supported and sealed.
What is the weight of 18mm birch ply?
The weight depends on the manufacturer and the sheet format, but an 18mm birch plywood 8x4 panel typically falls somewhere between around 28 and 40 kg.
