Decking Timbers & Accessories

Buy your Decking Materials Online

Websters Timber have been selling decking materials to the public and to trade outfits since the 80’s. We have been trading in only the highest quality decking supplies long enough that some of the trade customers that use us have been loyal customers for decades.

Get your decking boards, decking newels, post caps and rails, decking sub-frame and all essential decking fixings direct from our online store with just a few clicks – it couldn’t be easier than click, pay, get it delivered and get started on your summer garden coming to life.

Showing 1–12 of 18 results

3 in 1 Timber Treatment

£13.90£46.28 inc. VAT
A 3 in 1 timber treatment for your wood, all in one can! Applying this Triple Action Wood Treatment will provide long-lasting protection for interior or exterior wood – it can be used on anything from sheds, garages and garden furniture to roof beams and joists, window frames and floorboards. This solvent-free and low-odour treatment is specially formulated using micro-fine active technology to deeply penetrate all wood and joinery, providing the ultimate protection against damage. • 3 in 1 action – kills, protects, preserves • Deeply penetrates all indoor and outdoor wood and joinery • Can be applied to wet timber • Treats wet and dry rot, offering long-lasting protection • Kills wood-boring insects, plus their eggs and larvae • Solvent-free formula • Quick-drying

Acorn & Chamfered Square Post Cap

£2.29£2.32 inc. VAT
Acorn & Chamfered Square post cap to complete your decking look. Made of redwood timber, green treated. Fantastic decoration to customise with our oils to your decking finish.

Balau Hardwood Decking

£26.00£26.69 inc. VAT
Balau hardwood decking is usually used for heavier use areas. Beautiful in appearance and eye catching. Extremely strong, stable and durable. A great option for pool-sides and spa areas. This decking definitely offers the wow factor! All lengths have been waxed at the ends to prevent splitting. We recommend sealing with preserve oil when cutting to length. Sold in 3.9m lengths (various lengths delivered) 19mm x 90mm

Ball Post Cap

£4.86 inc. VAT
Ball post cap to complete your decking look. Made of redwood timber, green treated. Fantastic decoration to customise with our oils to your decking finish.

C16 C24 Treated Timber Joists

£3.85£30.43 inc. VAT
Timber joists, also known as struts and sub-frame timbers, often used externally as decking framework timber. FEATURES – Decking Joists – Mixed C16 / C24 Grade Timber - Green Treated SIZES – 47mm x 100mm profile - 2.4m, 3m, 3.6m, 4.2m, 4.8m lengths

Chamfered Square Post Cap

£2.29£2.44 inc. VAT
Chamfered square post cap, available in 75mm or 100mm. Square finish to adorn your decking and complete your decking finish.

CLS Timber

£3.72£6.31 inc. VAT
CLS timber is great as a softwood timber for stud walling and framing. Typically used for building the frames of separating internal walls (untreated CLS) and for sheds and outbuildings (treated CLS). CLS has a smooth finish with eased edges for a pleasant finish when left uncovered, such as when it is used on gates as brace-work or on decking frames.

Composite Prime HD Decking

£41.47 inc. VAT
Sold in 3.6m lengths (6.666 linear metres per m2) Durable HD Deck will not warp, bend or splinter like traditional timber decking. Rot and decay are a thing of the past. Anti-fungal Naturally resistant to mould and fungus, the number one cause of rot & decay in traditional timber. Recycled material Using the equivalent of 280 recycled plastic bottles per square metre of decking Slip resistant Safe and resistant to slippage in wet and dry conditions. Use our handy guides below to help make sure you calculate exactly what you need for your composite decked area this summer!   

Concrete Post Mix

£5.76 inc. VAT
Concrete Post Mix-20kg bag of concrete mix for setting posts in the ground, fast!

Decking Board

£7.28£16.39 inc. VAT
FEATURES - Decking Board - Reversible styling, Grooved one side & Flatboard the other - Redwood - Green Treated SIZES - 125mm x 32mm profile - 120mm x 28mm finished profile - 2.4m, 3m, 3.6m, 4.2m, 4.8m & 5.4m lengths

Decking Screws

£8.20£42.64 inc. VAT
FEATURES – Decking Screws - Professional green colouring to fade seamlessly into your decking - Economical Softwood Decking Screws with double countersunk head and a Pozi recess. They have an organis green plating able to withstand 500hours of salt spray testing and a sharp point for easy penetration combining high clamping results with rapid installation.

Handrail Fillets

£5.17 inc. VAT
Handrail fillets are placed between the Decking Handrail and spindles, used to help tidy up the underneath of the rail and fill any gaps. Treated for a long lasting life, suitable for outdoor use. Available in lengths of 3600mm and in a 78mm by 33mm profile.