Architects & Specifiers
Specify ShadowDeck™ with Confidence
New Zealand’s premium hidden fastener Kwila decking system — built for longevity, performance, and a finish your clients will love for decades.
Request Design SupportDownload Installation Guide
Key Advantages for Your Specifications
Premium Aesthetic, No Visible Fixings
The ShadowDeck™ hidden fastener system eliminates all surface fixings — no nails, no screws, no plugs visible on the deck face. The result is a clean, uninterrupted timber surface that elevates any residential or commercial project.Faster Installation, Lower Labour Costs
The ShadowDeck™ system is engineered for speed. Fasteners clip into pre-grooved boards with consistent 3mm spacing built in — reducing installation time and labour costs compared to traditional nail-fixed decking.Premium Kwila Timber
Kwila is one of the most durable hardwoods available in New Zealand — naturally resistant to the elements, rich in colour, and renowned for its long-term performance in outdoor environments. A material your clients will be proud of for years to come.Free Design & Technical Support
Our team provides complimentary design support for architects and specifiers — including material schedules, board layout plans, fastener calculations, and picture framing guidance. Submit your plans and we’ll handle the detail.
Built for Longevity & Performance
When you specify ShadowDeck™, you’re choosing a system engineered to perform over the long term. Premium Kwila hardwood is naturally durable, dense, and resistant to moisture, UV, and the demands of NZ outdoor conditions. Paired with the ShadowDeck™ hidden fastener system, it delivers a deck surface that stays looking exceptional — with minimal maintenance required.
- ✓ No visible fixings — clean, uninterrupted deck surface
- ✓ Consistent 3mm board spacing — built-in drainage and airflow
- ✓ Premium Kwila hardwood — naturally durable, rich in colour
- ✓ Nail-free installation — no split boards, no surface damage
- ✓ Picture framing capability — clean perimeter finish with bullnose and step profiles available
- ✓ Maintenance support — UV Extreme Kwila Oil available for long-term timber care
ShadowDeck™ vs Traditional Nail Fix
| Feature | ShadowDeck™ | Traditional Nail Fix |
|---|---|---|
| Visible fixings on surface | ✗ None | ✓ Yes |
| Risk of split board ends | ✗ None | ✓ High |
| Consistent board spacing | ✓ Built-in 3mm | ✗ Manual |
| Picture framing profiles available | ✓ Yes | ✗ Limited |
| Free design & specification support | ✓ Yes | ✗ No |
| Premium hardwood timber | ✓ Kwila | ✓ Varies |
Architect & Specifier Resources
- Installation Guide — full technical installation documentation including joist spacing, board calculations, picture framing, and step profiles
- Decking Profiles — full range of Kwila decking boards, picture frame profiles, bullnose, and facia
- Hardware & Fasteners — complete fastener range including T-shaped, butt-joint, and spacer components
- Contact Our Team — for design support, material schedules, and project-specific guidance
Free Design & Specification Support
We’re here to make specifying ShadowDeck™ easy. Submit your project details and our team will provide:
- Board layout plans and material schedules
- Fastener and lineal metre calculations
- Picture framing and perimeter profile recommendations
- Step and bullnose profile guidance
- Full technical support throughout the project
No extra cost. Just get in touch and we’ll take care of the detail.