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44-87 88+ £7.42£8.90 £7.27£8.72 
47 x 125mm Structural Graded C24 Treated Carcassing Timber (5” x 2”) 3000mm
Our C24 graded 5×2 timber that stays straight and strong, it is kiln dried and minimises movement. The pressure treatment resists rot and pests. It comes from a slow-grown softwood, which means a smoother finish, excellent stability and robust load performance. C24 timber is suitable for structural use.
£7.65£9.18 Ex VATInc VAT£2.55£3.06 Per M Add to cart
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5x2 Treated Timber 3000mm
Some timber makes you pay twice. You build it, it looks solid, then the weather hits. 5×2 c24 treated timber is for people who want the structure to stay put. Garden builds, outdoor upgrades, framing jobs, anything that needs strength with a bit of common sense built in. If you are sick of twisting, soft spots, and timber that does not hold its line, this is the upgrade that actually shows.
What is 125x47mm treated timber?
It is widely used for decking subframes, shed bases, and garden rooms. The treatment adds protection against rot and damp, making it a smart choice for UK gardens and outdoor builds. It is strong, straightforward to work with, and suits a wide range of projects.
This treated timber 5×2 is supplied in a nominal 125 x 47mm size, with a finished actual size of around 120 x 45mm, as is standard for carcassing timber in the UK. It is structurally graded C24. This makes it a trusted 5×2 C24 treated timber choice for framing, carcassing, and outdoor support work. 5×2 treated timber lengths include 3000mm and 3600mm options.
What is 5×2 timber used for?
It is a popular choice for decking subframes, shed bases, and garden room floors. You will also see it used in pergolas, seating areas, and outdoor seating areas, as well as for sturdy bench frames, BBQ stations, and garden bar builds.
5×2 timber is ideal for swing supports, playhouse frames and climbing structures, giving you a reliable base that can take everyday use. It also works brilliantly for raised planters, vegetable beds, greenhouse bases, and simple storage builds like log stores or bike shelters.
From fencing reinforcement to compost bin frames and raised platforms on uneven ground, 5×2 treated timber is the kind of versatile material that helps you build outdoor projects that last, not just projects that look good on day one.
Benefits of timber 5×2
- Strong enough for serious framing without being awkward to handle
- Holds screws and fixings securely for long-term stability
- Performs well in changing UK weather conditions
- Helps keep structures straight and square during installation
- A reliable option when building needs consistent load support
- Works across a wide range of indoor and outdoor applications
- Ideal for projects where timber will be covered, boxed in, or built into frames
Why choose our timber 125x47mm?
Buying timber should feel simple. You need the right size, the right grade, and materials that arrive ready to use. Treated timber 5×2 is a standard UK carcassing size, supplied ready for structural projects. 125x47mm treated timber is selected for builders and DIY customers who want project-ready stock with consistent structural performance. Whether you are framing a garden room or building something that needs to stay straight and solid, this is the timber you can order with confidence.
Sheet Materials Wholesale keeps it practical. Customers come back because they get a good price without cutting corners, and trade buyers can access trade discounts on larger orders. For bigger builds, pallet quantities and wholesale price options help keep costs under control.
Fast UK delivery with site or residential delivery nationwide. For urgent jobs, next-day delivery available on most orders helps keep projects moving, with kerbside delivery to the site or home when timing matters. Every order is backed by UK stock, clear order tracking, and a VAT invoice provided for trade and business use.
At Sheet Materials Wholesale, you can purchase 5×2 Treated Timber at low wholesale prices with fast nationwide delivery for most of items within 1-3 working days across the UK. Next-day delivery is also available on most orders. Competitive rates guaranteed.
FAQ
Where to buy 5x2 treated timber?
You can buy 5x2 treated timber online from Sheet Materials Wholesale with UK delivery direct to the site or home.
What is 5x2 treated timber size in mm?
It comes in a nominal 125x47mm, with an actual finished size of around 45x120mm.
How much is 5x2 treated timber?
The 5x2 treated timber price starts from around £7. Check Sheet Materials Wholesale online for current pricing.