Two-story house with wood siding over a stone base, glass-railed balcony, and a landscaped garden with a curved gravel path and a wooden pergola in a wooded yard.

Timber Importers and Machining Specialists

Excellence From Forest to Finish

TEKNOCLAD: Controlled, natural grey tones

Introducing TEKNOCLAD, the coating solution crafted for achieving a naturally aged look on wooden façades.

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Burnblock®

Euroclass B (B-s1,d0) fire retardant. 100% natural, biodegradable, non-toxic, pH-neutral and non-corrosive.

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Accoya®

Class 1 durability, 50-year above-ground warranty. Acetylated softwood with the stability and finish of natural wood.

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Triangular rooftop of a tan wooden wall with vertical planks, dark edge trim, blue sky, and a leafy tree on the right.

Factory coatings on cladding, decking & fencing

Factory coatings are increasingly popular, providing style and aesthetic appeal along with high protection.

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New: Composite decking

Ideal for all sorts of spaces. Our designer composite decking is a stylish, low maintenance solution.

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Wooden deck featuring a square planter cut into the boards, housing a palm tree trunk in soil with small plants at the base.

Burnblock® x Remmers

B-s2,d0 fire retardant, colour coated. Zero design compromise.

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Innovative, sustainable timber products with exceptional service

We work with architects, contractors, joiners, furniture makers and home improvers on all aspects of their project.

With our machining and finishing capabilities, we can provide quality cladding, fencing, decking and bespoke joinery products to meet most requirements and specification.

As a third-generation family business founded in 1957, customer care is our top priority.

From initial contact to delivery of your order, our dedicated team of product specialists will provide a one-to-one service, ensuring your expectations are met at every stage.

Completed Projects

Chartex® Black Thermo-Ayous Cladding: Contemporary Extension for Traditional Home

Coated black outside, left natural inside – this project shows the versatility of Thermo-ayous...

Iroko Decking, Flat & Fluted: A Residential Project in North Yorkshire

Dense and naturally durable, our iroko twin-textured profile provides the perfect deck for this...

Uncoated Western Red Cedar Vertical Cladding: Designed To Weather Beautifully

This contemporary home was finished with natural, uncoated western red cedar in our vertical shadow...

Thermo-Ayous Shadow Gap Soffit & Porch Ceiling Cladding: A Contemporary Home by Level Up Developments

Duffield Timber supplied Thermo-Ayous cladding in our DTC15 shadow gap profile, 18 x 144mm with a...

Modern house with a black slanted roof, timber columns, and glass walls; covered patio with wicker seating, potted plants, and a green lawn.

Western Red Cedar & Black Coated Thermo-Pine Cladding: Working with the Elements in Aberdeenshire

Duffield Timber supplied Chartex® Thermo-Nordic Pine, wire-brushed and stained Coal Black, and Western...

Accoya Vertical Shadow Gap Cladding with Colourflex Natural Factory Coating: Starbucks, Lincoln

Accoya cladding delivered a beautifully understated, long-lasting exterior finish for this Starbucks...

Western Red Cedar Cladding: Withstanding the Elements in Iceland

This waterfront residential project demonstrates how western red cedar, with the right specification,...

Thermo-Nordic Pine Square-Edged Open Cladding: Vertical 20 x 70mm Boards on a New-Build Home

Duffield Timber supplied 20 x 70mm Thermo-Nordic Pine boards in our square-edged open cladding profile...

European Oak: Natural Swimming Pools at RHS Chelsea Flower Show

We were delighted to supply premium European oak for a stand at the prestigious RHS Chelsea Flower...

Thermo-Ayous Horizontal Shadow Gap Cladding (DTC19): Glebe House, Hampshire

Duffield Timber supplied uncoated Thermo-Ayous cladding in our horizontal shadow gap profile (DTC19),...

Two-story wooden modern house with vertical slat siding, large windows and a raised deck, nestled among trees on a sunny day.

FSC-Certified Thermo-Ayous Shadow Gap Cladding for Silvercrow

Our FSC-certified Thermo-Ayous cladding provided the perfect designer exterior for this south London...

Barn Conversion with vertical cladding 7

Thermo-Ayous Vertical Shadow Gap Cladding (DTC13): Barn Conversion in North Yorkshire

We recently checked in on the progress of this stunning barn conversion project which we were...

Fire-Retardant Thermo-Ayous Cladding: A Custom Burnblock®-Treated Profile in Cheltenham

Duffield Timber supplied Thermo-Ayous cladding, machined to a custom horizontal profile and treated...

Modern wooden cabin with a black metal frame and gabled roof, glass sliding door, open porch with chairs, in a green meadow with wildflowers and trees.

Chartex® Black & Colourflex® Natural Thermo-Ayous Cladding: Floya by Happynest Homes

Duffield Timber supplied Thermo-Ayous cladding in our vertical shadow gap profile (DTC15),...

Modern wooden house with vertical siding, brick foundation, and large black-framed windows and doors; sits on a grassy yard under a blue sky.

Thermo-Ayous Square-Edged Open Cladding (DTC49): A Self-Build Home in Selby

Duffield Timber supplied uncoated Thermo-Ayous cladding in our square-edged open profile (DTC49) for...

Western Red Cedar for Handcrafted Outdoor Saunas: Yorkshire Sauna Ltd

Duffield Timber supplies Western Red Cedar V-groove cladding (DTC2) to Yorkshire Sauna, the York-based...

Modern two-story house with gray vertical siding over a white base, large windows, and a steep sloped roof; stone patio and green lawn in front.

Teknoclad Stone Grey Thermo-Ayous Cladding: A Contemporary Dorset Home by Studio Elephant

Duffield Timber supplied Thermo-Ayous cladding in two vertical shadow gap profiles (DTC15 and DTC47),...

Modern wood-and-stone residence with a stone foundation, expansive glass doors, and a curved gravel path through a landscaped garden framed by trees at dusk.

Coniston Water House, Lake District

We supplied over 2,500 linear metres of coated timber cladding for this breathtaking property...

Wooden deck with a stepped platform in a garden, featuring a stone ball fountain on white gravel, orange flowers, and green shrubs.

Thermo-Nordic Pine Flat & Fluted Decking (DTD2): A Multi-Level Garden Deck

Duffield Timber supplied Thermo-Nordic Pine decking, machined to our flat and fluted profile (DTD2),...

Brown wooden deck with evenly spaced planks, raised above green grass; dark-framed glass doors are visible at the rear.

Thermo-Oak Smooth Face Decking

The chocolate-brown tones of smooth-face Thermo-Oak decking bring a contemporary, minimalist and...

Cozy outdoor lounge with a wooden slat wall, hanging wicker chair, striped cushions, plants, string lights, and a bar with stools and bottles.

Western Red Cedar Cladding Garden Room

Our Western Red Cedar DTC14 vertical cladding provided this garden room with a stunning designer finish.

Blue two-story wooden building with a gabled roof, featuring a large glass-walled extension framed in light timber and a brick base on a green lawn.

Bespoke RAL 5014 Ayous Cladding

This residential cladding project stands out in style thanks to a bespoke RAL 5014 factory coating,...

Big Howie's Bar Project

Our Western Red Cedar DTC2 cladding fit horizontally provided the perfect designer exterior for this...

Thermo-Ayous Timber Ceilings: Interior Ceiling Boards for a Contemporary Home in Hampshire

Duffield Timber supplied planed-all-round (PAR) Thermo-Ayous boards with rounded edges, in 18mm and...

“

Outstanding quality and service from the moment I walked into the store. They took the time to understand my needs, offering insightful advice and ensuring I selected the perfect product for my home...the customer service was exemplary. I highly recommend Duffield Timber to anyone in need of high-quality timber products and outstanding customer service. Their dedication to excellence and customer care sets them apart as a premier merchant in the industry.

Adrien Deligny

“

Recently placed an order for some Western Red Cedar. The wood has arrived today and is a fantastic, glass like finish. All of the timber well wrapped and packaged. A superb service from start to finish, with excellent communication and help throughout.

Jon King

“

Our Chartex thermo pine cladding on our extension is complete and looks really impressive. Super happy and will definitely use again when I'm ready for my car port. Thanks

Mark Green

“

It was great working with Dan in sales. He helped me decide on the timber for my garden fencing and the Thermo Ayous slats look super clean and smart. Very pleased with the service and product I received.

Simon Tibbits

“

I emailed and just asked for some samples - no problem at all they said and they arrived quickly. Great quality samples that really helped me visualise the end result, will be back to order.

Amz

“

Fantastic place for timber of all kinds for me to start my woodworking. The staff are very friendly, knowledgeable and helpful. If you need timber in Yorkshire, this is the place to go!

Simon Lidster

“

Extremely helpful and we managed to purchase our wood cladding at a competitive price

Karl Hobson

“

I have just taken delivery of some Western Red Cedar for a DIY fencing project and the service from Duffield Timber has been absolutely fantastic. My point of contact was Lewis and he went above and beyond at every opportunity. Communication was excellent throughout the whole process. I can’t recommend this company highly enough. Thanks again to the whole team at Duffield Timber.

Danny Doherty

“

A very professional company with fantastic customer service. I was kept in the loop at all time with regards delivery and the product is of the highest quality.

Phill Clegg

“

Excellent service and wonderful people to do business with.

Angie Southby

Project Insights — Cladding

Thermo-Ayous vs Western Red Cedar: Appearance, Cost & Properties

Burnblock® with Remmers: New Fire Retardant & Colour Coated Cladding System

Tall wall of vertical brown wooden slats dominates the frame; a green tree peeks in from the left, with a blue sky and clouds overhead.

Timber Cladding Cover & Costs: A Hack to Maximise Your Budget

View more cladding articles

Project Insights — Decking

Thermo-Ayous vs Western Red Cedar: Appearance, Cost & Properties

Smoke-filled interior of an industrial space with exposed brick wall, metal beams, and a blue-tinted wall on the left.

Thermally-Modified Timber: What Is It & How Is It Made?

Duffield Timber: Official Suppliers of Accoya Cladding & Decking

View more decking articles

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Supplying timber to a nation of wood lovers

We're a third-generation family business, importing sustainable European, American and African hardwoods and clear-grade softwood since 1957.

In our shop, you'll find a wide selection of products for woodworkers, hobbyists and DIYers. Our team can help you find the right timber for your project.

Whether you're planning a large cladding project or need a few bowl blanks for woodturning, we'd be delighted to see you.

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