Added to your basket
Our range of C16 CE-Treated structural timber purlins delivers exceptional durability and strength for traditional roofing applications. Pressure treated to ISO9001 standards, these timber sections are the professional choice for domestic workshops, garages, and agricultural sheds where a timber-framed solution is preferred.
Structural C16 Grading: Kiln-dried and strength-graded to C16 standards, ensuring the structural integrity and load-bearing capacity required for permanent roofing installations.
ISO9001 Pressure Treatment: Each purlin is treated with high-performance preservatives to protect against fungal decay and insect attack, significantly extending the lifespan of your roof frame.
Comprehensive Range of Sizes: We stock a variety of depths and thicknesses to suit your span requirements:
- Standard:100mm x 75mm (4 x 3”) and 125mm x 75mm (5 x 3”)
- Heavy-Duty: 150mm x 75mm (6 x 3”), 175mm x 75mm (7 x 3”), and 200mm x 75mm (8 x 3”).
Sustainable & CE Marked: All our timber is sustainably sourced and carries the CE mark, meeting all UK building regulations for structural carcassing.
Easy On-Site Modification: Unlike steel, timber purlins allow for fast, easy cutting and drilling on-site, making them ideal for complex roof shapes or DIY projects.
Integrated Roofing Solution: These purlins are designed to provide the perfect fixing base for our 32/1000 Box Profile or 13/3 Corrugated roofing sheets using our specialist timber-fix screws.

Enter your measurements, select your roof type and a few other options, and our calculator will give you a cost for everything you need.