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Co-extrusion Decking
Home> Products >  Decking >  Plastic Wood Flooring >  Co-extrusion Decking
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm
GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm

GJ31 Co-extruded Solid WPC Decking – 138×22.5 mm

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Product Description

Product Information

  • Place of Origin: Zhejiang, China
  • Brand Name: Treslam
  • Model Number: GJ31
  • Certifications: CE, FSC, ISO, Intertek
  • Minimum Order Quantity: 120 m² (≈ 1,290 ft²)
  • Price: Contact for latest quotation
  • Packaging: Reinforced polywood pallets for extra protection
  • Delivery Time: 15–25 working days
  • Payment Terms: T/T, L/C, negotiable
  • Supply Capacity: 200,000 m² per year

Quick Detail

  • Also known as: Solid Composite Decking, Premium Co-extruded Decking, Heavy-Duty WPC Plank
  • Application: Residential decks, resorts, patios, balconies, poolsides, commercial terraces
  • Key Features:
    1.Co-extruded surface
    2.Solid core for high durability
    3.Unique triple surface texture: Sand Brush, Frosted Grain, Knife Grain
    4.Stainless steel concealed clip system (8 mm clip size)
    5.Dimension: 138 × 22.5 mm (5.43 × 0.89 in)
    6.Lengths: 2.2 m / 2.9 m / 3.6 m or customized (up to 5.8 m)

Description

GJ31 Co-extruded Solid Decking is engineered for modern outdoor environments where aesthetics and performance matter. Crafted using second-generation WPC technology, it combines a dense solid core with a wear-resistant co-extruded shell.
What sets GJ31 apart is its triple-surface versatility: Sand Brush for soft texture, Frosted Grain for a natural wood feel, and Knife Grain for anti-slip grip — offering clients design flexibility in both residential and high-traffic commercial settings.
Durable, low-maintenance, and visually refined, GJ31 is a standout solution for long-lasting outdoor decking.

Specifications

Parameter Value
Product Name GJ31 Solid WPC Decking
Surface Finish Sand Brush / Frosted Grain / Knife Grain
Material HDPE + Wood Fiber + Additives (Co-extruded)
Core Type Solid
Size (W×H) 138 × 22.5 mm (5.43 × 0.89 in)
Length Options 2.2 m / 2.9 m / 3.6 m / Customized (up to 5.8 m)
Installation Concealed stainless steel clip system (8 mm clips)
Colors Available Sandalwood, Teak, Redwood, Maple, Walnut, Silver Grey, Light Grey, Antique
Certifications CE, FSC, ISO, Intertek
Brand Treslam

Key Advantage

  • No cracking, warping, or splinters
  • Resistant to fading, moisture, mold, and insects
  • Low-maintenance — no sealing, painting, or staining
  • Anti-slip surface ideal for wet zones
  • Temperature-resistant from -40°C to +60°C
  • 100% recyclable and eco-friendly
  • Fast and secure installation
  • Natural wood feel with enhanced durability
  • 20-year residential warranty

Tags

solid composite decking, co-extruded WPC decking, premium outdoor decking, anti-slip deck boards, sanded composite plank, waterproof decking, low-maintenance decking, solid core WPC, knife grain WPC board, Treslam GJ31 decking

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