deX Premium Composite Decking Supplied by PlastixPlus

Bring modern outdoor living to your garden with deX Premium Composite Decking from PlastixPlus. A next-generation mineral-core decking system engineered for strength, stability, and low-maintenance performance.

Unlike traditional wood-plastic composite decking, deX Premium features an advanced PVC and stone-mineral composite core with no timber content. This helps minimise moisture absorption, movement, and long-term warping while delivering a cleaner, more durable finish for modern outdoor spaces.

Available from PlastixPlus at competitive trade prices, deX Premium is ideal for patios, garden decking, terraces, balconies, commercial landscaping, hospitality areas, and contemporary exterior projects.

Why Choose deX Premium Decking?

deX Premium has been developed to combine the premium appearance homeowners want with the long-term durability installers and trade professionals need.

Key benefits include:

  • Hollow mineral-core composite construction
  • Virtually no expansion or contraction
  • UV-stable ASA capped surface
  • Reversible dual-sided board design
  • Moisture-resistant core technology
  • Hidden clip fixing system
  • Low-maintenance decking solution
  • Eco-friendly material composition
  • Slip-resistant surface finish
  • Suitable for domestic and commercial projects

Its capped ASA outer layer provides enhanced resistance against:

  • Colour fade
  • UV exposure
  • Surface staining
  • Everyday wear and tear

Moisture penetration

premium decking view 1

This makes deX Premium an ideal alternative to timber decking for customers seeking a longer-lasting, lower-maintenance outdoor surface. Composite decking continues to grow in popularity due to its durability and reduced maintenance requirements compared to traditional timber.

Advanced Mineral-Core Composite Technology

dex premium decking view 3

deX Premium stands apart from many traditional WPC decking products thanks to its innovative mineral/PVC composite core. With no timber fibres in the board construction, the decking experiences significantly reduced movement and improved dimensional stability across changing weather conditions.

The result is:

  • Cleaner board alignment
  • Reduced expansion gaps
  • Improved long-term appearance
  • Enhanced durability in wet environments

With an expansion rate of just 0.3mm per metre, deX Premium provides a far more stable decking system compared to many standard composite boards.

Reversible Decking Boards

Each deX Premium decking board is reversible, allowing you to choose between two contemporary surface finishes from one product range. This flexibility makes it easier to create bespoke outdoor spaces while maintaining a consistent premium finish throughout your project.

The powder-coated aluminium clip system positioned between the boards without visible screws through the boards.

 

Warranty & installation Information Technical Specs & Dimensions
Domestic Warranty 25 Years Board Length 3660mm
Commercial Warranty 15 Years Board Width 140mm
Core Material PVC / Stone Composite Board Thickness 25mm
Surface Capping ASA Protective Layer Max. Joist Centres 350mm
Board Style Reversible Dual-Sided Expansion Rate 0.3mm per metre

Warranty Information

Please note that warranty coverage is subject to terms, conditions, and usage guidelines set out by the manufacturer. Certain elements of replacement coverage may reduce over time, and exclusions may apply depending on installation methods, environmental conditions, and ongoing maintenance.

We recommend referring to the official deX Premium warranty documentation for full details, limitations, and claim information before purchase or installation. Click to read more. 

Designed for Low Maintenance Outdoor Living

Unlike traditional timber decking, deX Premium does not require:

  • Sanding

  • Staining

  • Painting

  • Sealing

Maintenance is minimal:

  • Sweep periodically to remove debris

  • Wash with warm soapy water when needed

  • Pressure wash gently on low power if required

This makes deX Premium particularly popular for busy households, hospitality environments, rental properties, and commercial outdoor areas where long-term upkeep needs to be kept to a minimum.

Aluminium Clip Installation System

deX Premium uses a durable powder-coated aluminium clip system positioned between the boards to create a clean, consistent deck finish while allowing for efficient installation and accurate board spacing.

Designed for strength and long-term performance, the clip system securely fixes each board to the subframe without the need to screw directly through the decking boards.

Installation guidance includes:

  • Maximum joist spacing of 350mm centres
  • 3mm gaps between board ends
  • Double joists where two board ends meet
  • One aluminium fixing clip per joist

Matching trims, starter clips, and installation accessories are also available to help achieve a professional, long-lasting finish across the entire decking area.

dex premium decking

deX Premium Composite Decking Suppliers

premium decking
PlastixPlus supplies high-quality composite decking solutions across Reading, Berkshire, Oxfordshire, Surrey, and Buckinghamshire with competitive trade prices, local delivery, and click-and-collect options available.

Whether you’re upgrading a garden deck, specifying materials for a commercial project, or looking for a modern low-maintenance alternative to timber, deX Premium Decking offers a durable and contemporary outdoor solution built to perform for years to come.

For pricing, availability, and installation accessories, contact the PlastixPlus team today.

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