5/4x5 Accoya Pre-Grooved decking combines the natural beauty of real wood with exceptional durability, stability, and long-term outdoor performance. The narrower board profile creates a more detailed deck surface, while the pre-grooved edges are designed for hidden deck fastener systems, delivering a clean, seamless appearance without visible face screws.

Accoya wood is engineered to resist swelling, shrinking, rot, and insect damage, making it an excellent choice for humid climates, coastal environments, and demanding exterior applications. Its outstanding dimensional stability helps maintain a smoother, more consistent deck surface over time with less movement than many traditional wood decking materials.

Features & Benefits

• Pre-grooved profile for hidden fasteners
• Clean, seamless deck appearance
• Narrower board profile for added design flexibility
• Outstanding dimensional stability
• Resistant to rot, decay, and insects
• Performs exceptionally well in humid and coastal climates
• Minimal shrinking, swelling, and warping
• Comfortable natural wood surface underfoot
• Suitable for paint, stain, or natural weathering
• Sustainably sourced modified wood
• Built for long-lasting, low-maintenance performance

Common Applications

• Residential decking
• Pool decks
• Covered decks
• Rooftop decks
• Docks and waterfront projects
• Outdoor living spaces
• Commercial deck applications

Available in multiple lengths, random length options, and sample sizes to help accommodate projects of all sizes.