Carcassing Timber
Carcassing timber is structural softwood used for framing, roofing, flooring and general construction.
TSAR supplies treated carcassing timber, including C24 graded sizes for higher-strength structural applications, delivered across London and Greater London.
Available sizes
| Size | Grade | Treatment | Length |
|---|---|---|---|
| 47 x 50mm | Standard | Treated | 3.0m |
| 47 x 75mm | Standard | Treated | 3.0m |
| 47 x 150mm | C24 | Treated | 3.0m |
| 47 x 100mm | C24 | Treated | 3.6m |
| 47 x 150mm | C24 | Treated | 3.6m |
| 47 x 175mm | C24 | Treated | 4.2m |
| 47 x 150mm | C24 | Treated | 4.2m |
| 47 x 100mm | C24 | Treated | 4.8m |
| 47 x 225mm | C24 | Treated | 4.8m |
| 75 x 225mm | C24 | Treated | 4.8m |
| 47 x 150mm | C24 | Treated | 6.0m |
| 47 x 200mm | C24 | Treated | 6.0m |
What is C24 timber?
C24 is a strength grade for structural softwood. It's carefully selected and dried for stability, preventing warping and offering reliable performance and durability, ideal for roofing, flooring and framing work.
Where it's used
Roofing
Flooring
Structural framing
Studwork
See C24 Carcassing Timber in Use:
Project Example: Bounds GreenRoofing
We supplied treated C24 4 × 2 timber in three-metre lengths for internal partitions, alongside timber for structural ceiling joists, for Gosai Construction’s Bounds Green refurbishment.
Related products
Carcassing timber is commonly used alongside insulation and plasterboard when constructing internal walls and other building elements.
Need a specific timber size?
Contact TSAR for availability and delivery across London and Greater London.

