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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 602 reviews
Ken Lee
Ken Lee
4 days ago
5
Have been using Cworkshop-North London for many years. Always excellent quality and service, every stage from order to delivery communicated in a precise and timely ...
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MM McGrath
MM McGrath
4 days ago
5
Fast and very useful service
Raju Shah
Raju Shah
5 days ago
5
the order was processed very quickly and the delivery driver was very helpful as well.
Nikos Kyriacou
Nikos Kyriacou
1 weeks ago
5
A++++++++++++++++++++
Christopher Johnson
Christopher Johnson
1 weeks ago
5
I have ordered custom-cut and edge-banded sheet material from Cworkshop several times, and my experience has been excellent. The accuracy is very good, orders are ...
Read more
Kevin Sanger
Kevin Sanger
1 weeks ago
5
As a professional carpenter and joiner, I have used CWorkshop’s services for some time now and always receive a top service with no incorrect cuts. Highly recommend ...
Read more
Jim Benfield
Jim Benfield
1 weeks ago
5
C workshop delivered exactly what I ordered, promptly & precisely. Would use again without hesitation. Thank you to all the team at the North London branch.
Justin Giles
Justin Giles
2 weeks ago
5
Once again another superb buying experience order placed on the weekend ,2 different pattern boards and it’s being delivered before the end of this week ! very ...
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Ryan Atkinson
Ryan Atkinson
2 weeks ago
5
Cuts were super precise. Pricing was good and the system was very easy to use. The delivery was well communicated before hand and they even helped me to unload and stack ...
Read more
antonios filippas
antonios filippas
2 weeks ago
5
I have been collaborating with this company for the last four years, and the experience has been exceptional. They are always willing to assist with any issues related ...
Read more
Charlie Barraclough
Charlie Barraclough
2 weeks ago
5
We have used CWorkshop a number of times, quality material and quality workmanship along with a quick turnaround, we would always recommend them at red leaf building ...
Read more
A B
A B
2 weeks ago
5
I have used C-Workshop several times and they always do an amazing job. They are fast, professional and super easy to deal with. I would highly recommend them.
drago723
drago723
3 weeks ago
5
I have been working with CWorkshop for the past five years and have always had a great experience. Their products are of exceptional quality, and both the sales and ...
Read more
Gary Abrahams
Gary Abrahams
3 weeks ago
5
Such a fantastic place to order my materials from, a breath of fresh air compared to other companies I've used recently! I won't go anywhere else. Jack, my account ...
Read more
Aurelijus Kovaliovas
Aurelijus Kovaliovas
3 weeks ago
5
Excellent service, very sophisticated and easy ordering of materials via website
C Workshop
Google reviews
602 reviews
4.9
You can read all our reviews by following the link below.

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