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Marine birch plywood cut-to-size.

Marine Plywood Cut to Size

Order marine birch plywood built for moisture-critical applications.
Specify your dimensions, we cut to order. Nationwide delivery.

Plywood
MRNPLY-IND - Indonesian Marine Plywood
Offer
Plywood, MRNPLY-IND
Indonesian Marine Plywood
Length oriented grain
Size: 2440 x 1220 mm
Thickness: 9, 12, 18, 25 mm
quick view MRNPLY-IND
Plywood
MRNPLY-GB - Gaboon Lightweight Marine Plywood
Offer
Plywood, MRNPLY-GB
Gaboon Lightweight Marine Plywood
Length oriented grain
Size: 2500 x 1220 mm
Thickness: 18 mm
quick view MRNPLY-GB
Plywood
Birch plywood

Product Description

Marine-grade birch plywood, typically BS1088 certified, measuring 2440mm (L) × 1220mm (W) in various thicknesses. Engineered with void-free cores, waterproof adhesive, and rot-resistant hardwood veneers for moisture-critical applications.


Looking for different specifications? Explore our 9mm marine plywood for cabinetry frames and outdoor panels, or consider 12mm marine ply sheets for kitchen and bathroom cabinetry. We also stock 18mm marine plywood and 25mm marine ply for structural furniture and heavy-duty outdoor cabinetry.

Buy Marine Plywood

Material & performance details.

Technical Specifications

Plywood core
Plywood core
Core Specs
• Okoume/Gaboon marine-grade birch plywood
• BS1088 certified
• Available in 9mm, 12mm, 18mm, 25mm thicknesses
• 2440 × 1220mm standard size
Plywood Finish
Plywood Finish
Finish & Look
• Okoume veneer surface (light golden tone)
• Raw finish (sealed finish available)
• Fine, even grain
• Void-free core construction
Features & Services
Features & Services
• Waterproof phenolic resin adhesive
• Minimal internal voids
• Weather and Boil Proof (WBP) bonding
• FSC or PEFC certified options available
• CNC machining available

Water proof marine plywood panels.

Common Uses

Marine-grade plywood is the professional choice for moisture-critical trade applications. Engineered for joiners, cabinetmakers, and furniture manufacturers building for clients who demand long-lasting durability. Perfect when standard plywood fails in humid environments. Order cut-to-size marine ply with nationwide delivery.

50mm Stair Treads and Risers
50mm Stair Treads and Risers
Kitchen & Bathroom Cabinetry
Build premium cabinetry for high-moisture kitchens and bathrooms with marine-grade plywood. Our moisture-resistant sheets prevent swelling, warping, and rot under sinks, near showers, and in humid zones. Perfect for bespoke cabinetry commissions in coastal homes and high-humidity climates. The void-free core provides structural integrity for cabinet frames, shelves, and drawer boxes. Ideal for professional cabinetmakers and joiners delivering quality to demanding clients.
50mm Loft Flooring and Platforms
50mm Loft Flooring and Platforms
Outdoor Furniture Manufacturing
Create durable garden furniture with marine-grade furniture-grade plywood. Our weather-resistant sheets handle sun exposure, rain, temperature fluctuation, and humidity without deterioration. Perfect for garden tables, benches, outdoor cabinetry, and weatherproof seating. The Okoume surface finishes beautifully with exterior varnish, lacquer, or paint. Ideal for furniture makers producing premium outdoor collections for residential and commercial clients.
4mm Plywood Wall
4mm Plywood Wall
Flooring & Subflooring in Damp Areas
Install reliable flooring substrates with marine-grade waterproof plywood. Our moisture-resistant sheets maintain structural integrity in basements, ground floors, and dampness-prone areas where standard plywood swells and fails. Perfect for residential projects requiring long-term performance in challenging moisture conditions. Machines cleanly for flooring underlay and subfloor applications. Ideal for builders and contractors specifying premium performance in moisture-critical locations.

Delivery & Services

Marine-grade birch plywood ships safely with our nationwide logistics network. Professional handling protects premium moisture-resistant panels for your trade commissions. Our dedicated delivery fleet ensures your marine ply arrives ready for fabrication.

Sales Support
Sales Support
Our team answers questions about marine-grade plywood for cabinetry and furniture projects. We're here to help with specification advice and material selection for your clients. Contact our sales team for guidance. Call 0208 236 2313 or use Live Chat now.
Marine Plywood Cut to Size
Marine Plywood Cut to Size
Custom cutting for cabinetry and furniture manufacturing completed within working days. Fast Flow available for urgent marine-grade plywood requirements. All precision cuts meet exact specifications. Contact us for project timelines and trade pricing.
National Delivery
National Delivery
We deliver cut-to-size sheets across the UK. Specialist vehicles transport marine-grade plywood safely for trade workshops. Marine panels receive protective packaging for secure arrival. Collection available from North London and South London branches.

Complete your trade cabinetry project with professional finishing solutions.

Additional Plywood Services

Marine-Grade Plywood Cut to Size

Precision cutting for cabinetry and furniture with 0.1mm tolerance accuracy. Our computer-controlled saws deliver clean, chip-free edges on all BS1088-certified plywood sheets. Every panel labelled for easy reference. Quality-checked before dispatch. Visit our plywood collection for instant quotes on marine-grade panel cutting and trade pricing.

Plywood Cut to Size
Panel Edgebanding

Professional edge finishing transforms your marine plywood cabinetry into polished components. Our edgebanding service applies quality veneer or PVC edges for seamless cabinet faces and furniture. Choose from natural birch or contemporary finishes. Panels ready for assembly. Explore our edgebanding service for edge profile options and finish details.

Panel Edgebanding

Products you may be interested in.

Related products

Plywood
MRNPLY-IND - Indonesian Marine Plywood
Offer
Plywood, MRNPLY-IND
Indonesian Marine Plywood
Length oriented grain
Size: 2440 x 1220 mm
Thickness: 9, 12, 18, 25 mm
quick view MRNPLY-IND
Plywood
BRCPLY-SMT-W - Birch Plywood White
Offer
Plywood, BRCPLY-SMT-W
White Melamine Birch Plywood
No grain
Size: 2440 x 1220 mm
Thickness: 18, 24 mm
quick view BRCPLY-SMT-W
Plywood
BRCPLY-BB-CG - Birch Ply Cross Grain
Offer
Plywood, BRCPLY-BB-CG
Birch Plywood BB/BB Grade – Cross grain
Width oriented grain
Size: 3050 x 1220 mm
Thickness: 12, 18, 24 mm
quick view BRCPLY-BB-CG BRCPLY-BB-CG

Frequently Asked Questions

Call our sales team on 0208 236 2313, use our Live Chat, or visit our Contact Us page for customer support.

Why should cabinetmakers choose marine plywood over standard birch plywood?
Is marine plywood suitable for bathroom cabinet bases and under-sink cabinetry?
Can marine plywood be used for outdoor furniture cabinetry?
What thickness is recommended for kitchen and bathroom cabinets?
How should marine plywood be finished for kitchen cabinet longevity?
Can marine plywood be CNC machined for cabinetry components?
Is marine plywood cost-effective for standard cabinetry projects?
What's the lifespan of marine plywood cabinetry in damp conditions?

Customer Reviews

Professional cabinetmakers and furniture manufacturers trust our marine-grade birch plywood for moisture-critical client commissions.
Our 4.9/5 star rating reflects precision cutting, fast delivery, and expert support.

EXCELLENT
Based on 624 reviews
Iqbal Rehman
Iqbal Rehman
3 days ago
5
This is a very professional service that they offer. I can't wait to see the results. But my experience today was amazing. Gave me lots to think about and giving me lots ...
Read more
Wallsmiths & Co
Wallsmiths & Co
5 days ago
5
Fabricating my decorative wood projects here has made our entire process faster and much more accurate. Their website interface is my absolute favourite because it gives ...
Read more
M H
M H
1 weeks ago
5
Quick, efficient, and extremely professional. Highly recommend!
Will Slater
Will Slater
1 weeks ago
5
As always, a smooth process from start to finish, and a helpful approach to issues that we faced during the specification of the project. Highly recommended
Tim Bird
Tim Bird
1 weeks ago
5
The collection of the veneered board went very smoothly and the warehouse guy was really helpful.As a signwriter, can you please erect some more visible signage on ...
Read more
Specialised Construction
Specialised Construction
1 weeks ago
5
Top quality finishQuick order executionEasy to communicateWide range of boards.
Edgaras Bendikas
Edgaras Bendikas
1 weeks ago
5
Always good job, good to do business with, good quality material Will definitely use again EB Carpenter-Handyman
D34RDS
D34RDS
1 weeks ago
5
Excellent service. This is my second time using Cworkshop for panels for build-in wardrobes - both experiences have been very good. Easy to use cutting list tool that ...
Read more
A H
A H
1 weeks ago
5
I have been using Cworkshop for a number of years - I have always found them to be professional and accommodating for all my needs. Excellent company to work with.
Pangolin Joinery
Pangolin Joinery
2 weeks ago
5
I have worked with C Workshop for a number of years and they have always been reliable and efficient. The sales team are excellent and will always go above and beyond to ...
Read more
Rajan Shah
Rajan Shah
2 weeks ago
5
We’ve been using C Workshop for over 10 years, and they have consistently exceeded our expectations. Their customer service is exceptional, the quality of their ...
Read more
AladEm
AladEm
2 weeks ago
5
Great place
Barnaby Reynolds
Barnaby Reynolds
2 weeks ago
5
Helpful, reliable, accurate. 👍
Robbie Hutchin
Robbie Hutchin
2 weeks ago
5
The customer service is fantastic. Nothing is an issue. Friendly. Polite and professional. This applies to everyone from the office, to the factory, through to the ...
Read more
Justin Patel
Justin Patel
3 weeks ago
5
Very efficient company. Website is great to use. Items arrive perfect and short lead times make it excellent for me. I have used them Cworkshop multiple times now and am ...
Read more
C Workshop
Google reviews
624 reviews
4.9
You can read all our reviews by following the link below.

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