Our Sawn 4 Way Weathered (4w/w) Treated Tagged Timber (UC4) is a premium, high grade solution designed for structural applications where long term ground contact and durability are essential. These robust timbers are 4w/w to shed water effectively, reducing surface water retention and prolonging lifespan.
2.40m 150mm x 150mm 4w/w UC4
Each piece is pressure treated with Tanalith preservative to UC4 (Use Class 4) standard, offering deep protection against fungal decay, moisture and insect attack making it perfectly suited for permanent outdoor use where timber is in direct contact with the ground. The tagging on each timber confirms it meets UC4 treatment standards, giving you peace of mind and full traceability for compliance and quality assurance.
The rough sawn finish offers excellent grip for fixings and provides a practical, rustic look that suits gardens, outdoor structures and utility projects alike.
Available in a variety of lengths and dimensions.
