UC3 Green Treated Board – 22 mm × 150 mm × 4.8 m
This green-treated construction board measures 22 mm thick by 150 mm wide and 4.8 m long, and is pressure treated to UC3 standards for enhanced durability in outdoor applications. The board is coated with a protective treatment similar to Tanalith E, giving it a distinctive green finish and improved resistance against rot, decay, and insect attack. Cut ends should be sealed after installation to maintain performance. With its robust pressure treatment and generous length, this board is suitable for use as a gravel board beneath fencing or as general fencing board material where strength and longevity are required.
Key Specifications:
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Thickness: 22 mm
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Width: 150 mm
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Length: 4.8 m
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Material: Whitewood/Redwood
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Treatment: UC3 pressure treated for outdoor durability
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Finish: Green protective coating
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Style: Rough sawn fence board
Features & Benefits:
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Pressure treatment to UC3 standards enhances resistance to rot, decay, and insects
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Green finish provides clear visual identification and outdoor performance
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Rough sawn board is strong and easy to work with using standard tools
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Suitable for both structural and non-structural outdoor timber applications
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Ideal for use as gravel boards or general fencing boards in garden projects
Typical Applications:
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Gravel board at the base of fence panels to prevent ground moisture damage
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General fence boarding and replacement boards
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Outdoor timber frameworks where durability is needed
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Landscaping or garden build projects requiring treated timber









