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Snowdon Timber Treated 4x2 Timber Decking Joists - 1.8m

Snowdon Timber Treated 4x2 Timber Decking Joists - 1.8m

The Snowdon Timber 4x2 treated timber is a versatile and durable solution for your outdoor constru...

Best current price£40.50from B&Q

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B&QB&Q - Treated 4X2" TimberDecking Joists (T) 45mm (W) 95mm (L) 1.8M
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£40.50
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The RangeSnowdon Timber Treated 4X2" Timber - Decking Joists (T) 45Mm (W) 95Mm (L) 1.8M - Pack Of 15 - Natural / 1
Free delivery in 1–3 days
£40.50
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HomebaseSnowdon Timber 4 X 2 Inch Garden Pressure Treated Timber 1.8M X 95Mm 5 Pack
Free delivery in 1–3 days
£61.00
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wilkoSnowdon Timber 4x2 Pressure Treated Timber - 1.8m Length - 95mm Width - 5 Pack - Green
Free delivery in 1–3 days
£61.00
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Robert DyasSnowdon Timber 5pk Treated 4x2" Timber - 1.8m x 95mm x 45mm - Green
£2.95 delivery
£69.99
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Product Information

Full details

The Snowdon Timber 4x2 Treated Timber is an ideal choice for DIY enthusiasts and professional builders looking for a reliable, structural foundation for outdoor projects like decking, fencing, and shed framing. Crafted from high-quality softwood with a C16 strength rating, it offers exceptional stability and weather resistance; however, users should note that while it is pressure-treated for longevity, cut ends must be re-treated to maintain full protection against rot and moisture.

All features

Model Part Number1376539
BrandSnowdon Timber

Extended Product Information

FAQs

What does the C16 rating mean?

C16 is a visual strength grading that ensures the timber meets specific standards for structural integrity and load-bearing applications in construction.

Can I use this timber for indoor furniture?

While technically possible, this timber is pressure-treated for outdoor use and may have a chemical odor; it is primarily designed for structural garden projects.

Do I need to paint or seal the timber?

The timber is pressure-treated for protection, but you can apply an exterior wood stain or paint to improve the appearance and provide an extra layer of water resistance.

How should I store the timber if I cannot install it immediately?

Store it flat in a dry, well-ventilated area, preferably under cover, and keep it off the ground to prevent moisture buildup.

Are these joists compatible with standard joist hangers?

Yes, the 45mm x 95mm dimensions are industry-standard for 4x2 timber, fitting most standard-sized joist hangers.

Troubleshooting

Timber showing signs of warping or bowing

Ensure the timber is stored flat in a dry area and secured firmly to a level structure during installation.

Splintering at cut edges

Use a sharp, high-tooth-count saw blade to ensure a clean cut and sand the edges lightly before sealing.

Corrosion around screws

Ensure you are using specialized exterior-grade or stainless steel fasteners designed for use with pressure-treated wood.

Pros and Cons

Pros

  • Resistant to decay and moisture due to pressure treatment
  • High-quality, smooth planed finish
  • Verified C16 structural strength rating
  • Consistent sizing for easier construction alignment

Cons

  • Requires re-treatment of cut ends to maintain lifespan
  • Fixed 1.8m length may require joining for longer spans
  • Standard softwood weight requires proper support planning

Setup, Compatibility & Care

To ensure the longevity of your Snowdon Timber, always use stainless steel or exterior-grade screws to prevent corrosion caused by the treatment chemicals. If you cut the timber to size, apply a high-quality timber preservative to the exposed end grain immediately to prevent moisture ingress. Store the timber flat and off the ground in a dry, ventilated area before installation to prevent warping. These joists are compatible with standard outdoor construction brackets, joist hangers, and pressure-treated decking systems.

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