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75-149 150+ £25.07£30.08 £24.28£29.14 
4mm Garnica Efficiency Poplar Class 1 Plywood 2500 x 1220mm (8′ x 4′)
4mm Garnica lightweight plywood panel manufactured from 100% European sustainable poplar. Exceptionally smooth, pale ivory surface ideal for painting, laminating, and interior fit-out.
Original price was: £29.81 Ex VAT (£35.77 Inc VAT).£26.39£31.67Current price is: £26.39 Ex VAT (£31.67 Inc VAT). Ex VATInc VAT Add to cart -
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50-99 100+ £37.89£45.47 £36.69£44.03 6mm Garnica Efficiency Poplar Class 1 Plywood 2500 x 1220mm (8′ x 4′)
6mm Garnica lightweight plywood panel manufactured from 100% European sustainable poplar. Exceptionally smooth, pale ivory surface ideal for painting, laminating, and interior fit-out.
Original price was: £43.12 Ex VAT (£51.74 Inc VAT).£39.88£47.86Current price is: £39.88 Ex VAT (£47.86 Inc VAT). Ex VATInc VAT Add to cart -
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35-69 70+ £87.68£105.22 £83.06£99.67 
9mm Garnica Maple Reinforced Eucalyptus Poplar Core Class 3 Plywood 2440 x 1220mm (8′ x 4′)
9mm Garnica Reinforced plywood with maple faces on a mixed poplar and eucalyptus globulus hardwood core makes it a good alternative to birch. Exterior glue bond EN636, touch-sanded finish, multi-layer edges, ideal for decorative purposes and exposed-edge furniture and fittings.
Original price was: £100.55 Ex VAT (£120.66 Inc VAT).£92.29£110.75Current price is: £92.29 Ex VAT (£110.75 Inc VAT). Ex VATInc VAT Add to cart -
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37-74 75+ £15.21£18.25 £14.58£17.50 
12mm Elliotis Pine Plywood C+/C CE2+ 2440 x 1220mm (8′ x 4′) FSC®
12mm Softwood plywood is mainly produced by utilising Elliotis Pine. As general utility plywood, it has many and varied ends uses including site hoarding, flooring, stud walling and packaging to name but a few.
£15.68£18.82 Ex VATInc VAT Add to cart -
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25-49 50+ £54.63£65.56 £52.90£63.48 12mm Garnica Efficiency Poplar Class 1 Plywood 2500 x 1220mm (8′ x 4′)
12mm Garnica lightweight plywood panel manufactured from 100% European sustainable poplar. Exceptionally smooth, pale ivory surface ideal for painting, laminating, and interior fit-out.
Original price was: £58.75 Ex VAT (£70.50 Inc VAT).£57.50£69.00Current price is: £57.50 Ex VAT (£69.00 Inc VAT). Ex VATInc VAT Add to cart -
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25-49 50+ £96.12£115.34 £94.14£112.97 12mm Garnica Maple Reinforced Eucalyptus Poplar Core Class 3 Plywood 2440 x 1220mm (8′ x 4′)
12mm Garnica Reinforced plywood with maple faces on a mixed poplar and eucalyptus globulus hardwood core makes it a good alternative to birch. Exterior glue bond EN636, touch-sanded finish, multi-layer edges, ideal for decorative purposes and exposed-edge furniture and fittings.
Original price was: £108.74 Ex VAT (£130.49 Inc VAT).£99.09£118.91Current price is: £99.09 Ex VAT (£118.91 Inc VAT). Ex VATInc VAT Add to cart -
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20-39 40+ £71.93£86.32 £69.66£83.59 15mm Garnica Efficiency Poplar Class 1 Plywood 2500 x 1220mm (8′ x 4′)
15mm Garnica lightweight plywood panel manufactured from 100% European sustainable poplar. Exceptionally smooth, pale ivory surface ideal for painting, laminating, and interior fit-out.
Original price was: £83.25 Ex VAT (£99.90 Inc VAT).£75.72£90.86Current price is: £75.72 Ex VAT (£90.86 Inc VAT). Ex VATInc VAT Add to cart -
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25-49 50+ £20.13£24.16 £19.51£23.41 
18mm Elliotis Pine Plywood C+/C CE2+ 2440 x 1220mm (8′ x 4′) FSC®
18mm Softwood plywood is mainly produced utilising Elliotis Pine but other species such as Southern Yellow Pine and Spruce are also used depending on the country of manufacture. As general utility plywood it has many and varied ends uses including site hoarding, flooring, stud walling and packaging to name but a few.
£20.75£24.90 Ex VATInc VAT Add to cart -
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16-32 33+ £76.14£91.37 £73.74£88.49 18mm Garnica Efficiency Poplar Class 1 Plywood 2500 x 1220mm (8′ x 4′)
18mm Garnica lightweight plywood panel manufactured from 100% European sustainable poplar. Exceptionally smooth, pale ivory surface ideal for painting, laminating, and interior fit-out.
Original price was: £86.61 Ex VAT (£103.93 Inc VAT).£80.15£96.18Current price is: £80.15 Ex VAT (£96.18 Inc VAT). Ex VATInc VAT Add to cart -
18mm Garnica Fireshield Poplar Class 1 Plywood Euroclass B 2500 x 1220mm (8′ x 4′)
18mm Garnica Fire rated (FR) Euroclass B grade interior plywood, engineered for applications where fire safety compliance is required. The fire-retardant treatment penetrates the entire board and remains effective even after sanding or machining.
£130.88£157.06 Ex VATInc VAT Add to cart -
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16-32 33+ £123.56£148.27 £121.01£145.21 18mm Garnica Maple Reinforced Eucalyptus Poplar Core Class 3 Plywood 2440 x 1220mm (8′ x 4′)
18mm Garnica Reinforced plywood with maple faces on a mixed poplar and eucalyptus globulus hardwood core makes it a good alternative to birch. Exterior glue bond EN636, touch-sanded finish, multi-layer edges, ideal for decorative purposes and exposed-edge furniture and fittings.
Original price was: £144.05 Ex VAT (£172.86 Inc VAT).£127.38£152.86Current price is: £127.38 Ex VAT (£152.86 Inc VAT). Ex VATInc VAT Add to cart -
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12-23 24+ £109.91£131.89 £106.43£127.72 25mm Garnica Efficiency Poplar Class 1 Plywood 2500 x 1220mm (8′ x 4′)
25mm Garnica lightweight plywood panel manufactured from 100% European sustainable poplar. Exceptionally smooth, pale ivory surface ideal for painting, laminating, and interior fit-out.
Original price was: £128.20 Ex VAT (£153.84 Inc VAT).£115.69£138.83Current price is: £115.69 Ex VAT (£138.83 Inc VAT). Ex VATInc VAT Add to cart
Interior Plywood
Interior plywood opens up simple ways to finish walls, build furniture and shape clean interior spaces without fuss.
What is interior plywood?
Interior plywood is a timber sheet made for dry, indoor environments. It has a stable layered structure that works well for cabinets, wall linings, shelving and subfloor where regular water contact is not expected.
What are interior plywood sheets used for?
Interior plywood sheets work in many everyday builds and in plenty of creative projects. It is a popular choice for plywood interior walls, shelving and basic furniture.
Builders often use interior plywood for wall cladding or small partition walls. It gives a smooth, stable base that can be painted or finished in any style. It also suits built-in storage. Shelving units, wardrobes and simple cabinet frames stay strong and tidy with interior grade plywood. Many installers choose it as a flooring base in dry rooms where water contact is low.
Interior plywood also opens up space for creative ideas. It works well for under stairs storage, loft shelves and hidden compartments. You can build children’s play furniture, pet houses, simple workbenches, or indoor plant stands. Some use it to create a feature wall with cut shapes or layered panels. Others turn it into sliding doors or room dividers that help zone open-plan spaces.
Types of interior plywood
Softwood plywood for interior is made from species like Elliotis Pine or Spruce. It is light, easy to handle and cost friendly. Builders use softwood sheets for general interior work, including wall lining, stud walls, subfloors and basic utility projects. The face usually has filled knots while the back can have open knots, which keeps it practical for jobs where the sheet will be covered.
Hardwood plywood for interior comes with a denser core and a more solid feel. It works well for cabinets, flooring bases, wall sections and roof layers where extra stability is needed. Grades like B/BB or BB/CC include infills and fillers, so the sheets are reliable for concealed interior use but not designed as a decorative finish.
Interior plywood is available in the standard 2440 x 1220mm (8’ x 4’) size and in a wide range of thicknesses from 9mm to 24mm. Most sheets come with a square edge and a smooth, paintable surface that suits indoor finishing. The boards meet BS EN636 classes 1, 2 or 3 depending on the sheet and are produced to CE2+ or CE4 standards. Grades include B/BB, BB/BB, BCX and C+/C, giving builders options for both stronger interior layers and utility work where the face will be covered. FSC® certification is available where marked on the product name.
Why choose our interior plywood?
Sheet Materials Wholesale holds stock levels of interior plywood in UK, so you can order with fast nationwide delivery to the site or home. Every order includes tracking and a VAT invoice, which keeps things simple for trade and DIY. The sheets arrive project ready and available in pallet quantities for volume jobs.
