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Our Sawn Carcassing Treated Incised FSC Tanalised (UC4) measuring 75 x 75mm is a durable and versatile choice for outdoor construction. With improved preservative penetration due to incisions, it ensures long-lasting strength. FSC certified and Tanalised with UC4 treatment, it provides excellent protection against decay and insects. Ideal for fencing, decking, and landscaping projects.