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Materials &
Finishes

Every Kent Bespoke Garden Room is constructed using carefully selected, premium-grade materials. We never cut corners — because the materials you choose today determine how your garden room looks and performs for decades to come.

The Face of Your Garden Room

The exterior cladding defines the character of your garden room. We offer two outstanding options — our standard James Hardie fibre cement boards for a clean, contemporary finish, and premium Western Red Cedar for those who want the ultimate natural aesthetic.

James Hardie fibre cement cladding on a garden room
Standard

James Hardie Fibre Cement

Our Standard Cladding

James Hardie is the world's leading manufacturer of fibre cement products, trusted on millions of buildings worldwide. Their HardiePlank boards deliver a crisp, modern finish that's virtually maintenance-free. Unlike timber, fibre cement won't rot, warp, or attract pests — and it's non-combustible, giving you peace of mind.

Fire Resistant

Non-combustible fibre cement provides excellent fire protection for your garden room.

Extremely Durable

Resistant to rot, warping, cracking, and pest damage. Built to withstand the British climate.

Low Maintenance

No annual painting or staining required. Simply clean with water to keep it looking fresh.

Range of Colours

Available in a wide selection of factory-applied colours with a consistent, professional finish.

Western Red Cedar

Premium Upgrade

For those who want the ultimate in natural beauty, Western Red Cedar is the finest timber cladding available. Its rich, warm tones and distinctive grain create a striking visual statement that blends seamlessly with any garden setting. Over time, cedar develops a beautiful silver-grey patina — or it can be oiled to maintain its original warmth. There is a significant cost increase over fibre cement, but the result is truly exceptional.

Natural Beauty

Rich, warm tones and natural grain patterns that age gracefully to a distinguished silver-grey.

Naturally Durable

Contains natural oils that resist rot, decay, and insect damage without chemical treatment.

Thermal Performance

Excellent natural insulation properties, keeping your garden room comfortable year-round.

Premium Aesthetic

The ultimate statement in garden room design. Nothing matches the warmth and character of real cedar.

Western Red Cedar cladding on a premium garden room
Premium

Cladding at a Glance

FeatureJames HardieWestern Red Cedar
MaintenanceVirtually noneOccasional oiling (optional)
Fire ResistanceNon-combustibleNaturally resistant
Lifespan50+ years40+ years
AestheticClean, contemporaryWarm, natural timber
Colour OptionsWide factory rangeNatural tones / silver patina
Price PointIncluded as standardPremium upgrade

Why We Only Use Composite

We exclusively use Cladco composite decking boards — never timber. Traditional wooden decking simply doesn't last. It rots, splinters, becomes slippery, and needs constant maintenance. Composite decking looks better, lasts longer, and requires virtually no upkeep.

Cladco composite decking installed around a Kent Bespoke Garden Room
Cladco composite decking — one of our recent installations

Cladco Composite Boards

Available as an Add-On • £95/m²

Cladco composite decking is made from a blend of recycled wood fibres and polymers, creating a board that looks and feels like real wood but performs far better. Available in a range of colours to complement your garden room's exterior, it's the perfect finishing touch that extends your living space into the garden.

25-Year Lifespan

Composite boards last decades longer than traditional timber decking, which rots and splinters within years.

Weather Resistant

Won't warp, crack, or splinter in rain, frost, or sun. Performs consistently in all British weather conditions.

Slip Resistant

Textured surface provides excellent grip even when wet, making it safe for families and pets.

No Maintenance

Never needs sanding, staining, or oiling. A simple wash keeps it looking as good as the day it was installed.

Why not timber? Traditional wooden decking typically lasts just 5–10 years before it starts to rot, warp, and become dangerously slippery. Composite decking maintains its appearance and safety for 25+ years with zero maintenance. It's a smarter long-term investment.

Included as Standard in Every Build

James Hardie fibre cement cladding
Full insulation (walls, floor & roof)
Internal plastering
4 double electrical sockets
1 window & standard entry door
Flooring fitting (customer supplies)
10-year guarantee†
Composite decking included

† 10-year guarantee covers EPDM roofing membrane and main structural frame only.

Discuss Your Build Materials

Not sure which cladding or finish is right for your project? We'll help you choose the perfect combination during your free consultation.

Want us to call you?

Leave your details and Adrian will call you back — usually within a few hours. No obligation, just a friendly chat about your project.