Treated Timber


The quality and performance requirements of the construction industry demands choice and product availability. From roofing battens to floor joists, Sydenhams timber has a complete range of treated timber available.

We carry large stocks of treated timber in the most popular sizes.

To compliment our stock profile of treated timber, contact your local branch if you require:
  • Lengths over 6m
  • Larger section sizes
  • Sizes not shown on website
  • C24 Strength grading
  • Non Standard Profiles (Firrings etc.)
  • Machined or Sawn


Product Description

Width Between 38mm and 300mm
Thickness Between 19mm and 150mm
Lengths 1.5m upto 7.2m
(Subject to branch availability and size)
Treatment Treated under licence to Osmose AC-500
 Grade C16
  • Internal Building Timbers
  • Floor Joists
  • Roof Trusses
  • Tile / Roof Batten
  • Framing Timber
  • Roof Soffit
  • Bargeboard
  • Cladding
  • Gravel Boards 
  • Decking Supports
  • Fencing
  • Gates
  • Arbours, Arches
  • Garden Buildings
  • Edging Boards
  • Garden Furniture
  • Poultry Housing
  • Playground Equipment

Stock Sizes available - Non stock sizes available to order

Thickness :
19mm 25mm 38mm 47mm 75mm 100mm 150mm
 Width : 38mm 38mm 38mm 50mm 75mm 100mm 150mm
  50mm 50mm 50mm 75mm 100mm 150mm 300mm
  75mm 75mm 63mm 100mm 125mm 175mm  
  100mm 100mm 75mm 125mm 150mm 200mm
  125mm 125mm 100mm 150mm 175mm 225mm  

150mm 150mm 125mm 175mm 200mm 250mm  

175mm 150mm 200mm 225mm 300mm  

  200mm 175mm 225mm 250mm    

  225mm 200mm 250mm 300mm    

  225mm 300mm