Anti Slip Heavy Duty 148x23mm WPC Decking Boards
Basic Properties
Place of Origin:
China
Brand Name:
Vanshine
Certification:
CE，SGS
Model Number:
FS-148-23
Trading Properties
Minimum Order Quantity:
20packages
Price:
$2.5
Payment Terms:
L/C,D/A,D/P,T/T,Western Union
Supply Ability:
1000000pcs/week
Product Summary
Anti Slip Heavy Duty 148x23mm WPC Decking Boards offer high slip resistance, B1 fire retardant class, and UV weathering resistance. With ≤1.0% water absorption and ≥3000 MPa flexural modulus, they're ideal for outdoor decking, patios, and garden paths. Available in customized colors and wood grain or smooth finish textures.
Product Details
Water Absorption:
Less Than 1.0% (after 24h Immersion)
Flexural Modulus:
≥ 3000 MPa
Width:
148mm
Thickness:
23mm (±0.5mm)
Material Density:
≥ 1.3 G/cm³
Shore D Hardness:
≥ 75 Shore D
Product Description
Anti Slip Heavy Duty 148x23mm WPC Decking Boards
This high-traction, heavy-duty 148x23mm first-generation WPC decking board is engineered specifically for high-traffic outdoor landscapes and commercial contracting projects. Featuring a dense polymer-wood matrix and a thick-walled structural profile, it delivers exceptional load-bearing strength and minimal deflection to prevent warping or snapping under constant pedestrian traffic. The precision-grooved surface profile ensures superior anti-slip performance, maintaining maximum safety and grip in wet, rainy, or poolside conditions. As a direct-source manufacturer, we guarantee strict dimensional tolerances and optimize container loading efficiency, providing global distributors and contractors with a highly secure, reliable, and project-ready outdoor flooring solution.
Product Features
Heavy Duty Construction
- High-Density Engineered Matrix (≥ 1.3 g/cm³): Formulated with a highly dense, compressed wood-fiber and HDPE polymer matrix. This dense internal structure gives the 23mm thickness maximum screw-holding power and prevents internal cracking or structural degradation over decades of constant use.
- Exceptional Flexural Rigidity (≥ 28 MPa): Engineered to withstand immense weight and high foot traffic without deflection. When installed at standard joist spans, these boards easily resist sagging, warping, or snapping under heavy outdoor furniture or commercial pedestrian loads.
- Extreme Thermal & Impact Stability: The high-molecular weight formulation guarantees minimal linear expansion (< 40 x 10⁻⁶ K⁻¹). The boards maintain their precise 148mm width and shape, completely eliminating the risks of buckling, joint splitting, or edge failure during severe winter frosts or intense summer heat.
Anti-Slip Performance
- Precision-Grooved High-Traction Surface: The classic 148mm profile features deeply engineered longitudinal grooves. This continuous texture maximizes mechanical friction underfoot, delivering outstanding slip resistance even when completely drenched by rain or pool water.
- Certified Wet-Slip Resistance (PTV ≥ 36): Extensively tested to meet strict European and American safety codes, achieving a verified R11 slip rating. This proven wet-grip capability provides peace of mind for public walkways, boardwalks, and commercial docks by minimizing slip-and-fall liabilities.
- Anti-Algae and Anti-Mold Barrier: Infused with specialized anti-microbial stabilizers that achieve a Grade 0 fungal growth rating. By blocking the formation of slimy green algae and organic biofilms—the primary causes of wet surface slipping—the decking remains naturally safe and slip-resistant without requiring frequent chemical scrub-downs.
Technical Specifications
| Technical Parameter | Test Standard | Performance Value | Direct Correlation to Title Selling Points |
|---|---|---|---|
| Slip Resistance (Wet) | BS 7976-2 (Pendulum Test) DIN 51130 |
PTV ≥ 36 (Low Slip Potential) R11 Rating (High Traction) |
Ensures exceptional mechanical friction in wet, rainy, or poolside environments, minimizing slip-and-fall liabilities in public zones. |
| Flexural / Bending Strength | ASTM D790 / EN 310 | ≥ 28 MPa | High load-bearing threshold prevents board snapping, cracking, or breaking under heavy commercial pedestrian loads. |
| Flexural Modulus | ASTM D790 / EN 310 | ≥ 3000 MPa | Guarantees superior structural rigidity and minimal deflection/sagging when installed at standard joist spans. |
| Dimensional Precision | Physical Calliper Test | Width: 148mm (±1.0mm) Thickness: 23mm (±0.5mm) |
Strict manufacturing tolerances ensure uniform board alignment and seamless interlocking for large-scale projects. |
| Shore D Hardness | ASTM D2240 | ≥ 75 Shore D | High surface density resists deep scratches, heavy-heel indentations, and impact damage from dropped tools or outdoor furniture. |
| Linear Thermal Expansion | ASTM D696 | < 40 x 10⁻⁶ K⁻¹ | Minimal contraction and expansion under extreme temperature swings (-40°C to +60°C), preventing buckling or joint warping. |
| Material Density | ASTM D792 | ≥ 1.3 g/cm³ | Solid, highly compacted wood-plastic composite matrix ensures maximum screw-holding power and permanent structural stability. |
| Fungal & Decay Resistance | ASTM G21 / EN 318 | Grade 0 (No Growth) | Prevents the growth of slimy green algae or organic mold on the surface, which is the root cause of wet-surface slipping. |
Certification
Installation Guide
Required Tools & Safety Gear
Before starting, ensure you have the standard woodworking tools and protective equipment ready:
- Miter saw (equipped with carbide-tipped blades)
- Electric drill & impact driver
- Spirit level & chalk line
- Tape measure
- Safety glasses & work gloves
Step 1: Substructure & Joist Preparation
A solid, level, and well-drained foundation is the ultimate prerequisite to ensure the Heavy-Duty performance of your deck.
- Ground Requirements: The concrete base must have a 1% to 2% slope to ensure proper water drainage. Never install joists directly on top of soil or standing water.
- Joist Spacing (Span): For our 23mm thickness heavy-duty boards, the maximum center-to-center joist spacing must not exceed 350mm for residential projects, and 300mm for high-traffic commercial engineering applications.
- Joist Fixing: Secure the WPC or metal joists to the concrete foundation using expansion anchors spaced approximately every 500mm.
Step 2: Allowing for Thermal Expansion
WPC material naturally undergoes minor linear expansion and contraction due to ambient temperature shifts. Leaving precision gaps completely prevents future decking buckling or warping.
- End-to-End Gap (Butt Joints): When two board ends meet, leave a longitudinal expansion gap of 3mm to 5mm, depending on the installation site temperature.
- Side-to-Side Gap: This is automatically controlled by our specialized hidden plastic or stainless steel clips (usually 4mm to 6mm).
- Perimeter Gap: Leave a safety perimeter gap of at least 10mm between the decking edges and any fixed structures (such as walls or posts).
Step 3: Installing the Starter Boards & Hidden Clips
- The First Board: Secure the outer edge of the very first 148mm board using starter clips, or by pre-drilling and face-screwing at an angle into the underlying joist.
- Clip Insertion: Slide the hidden fastener clips into the side groove of the first board. Align the clip screw hole with the center of the underlying joist and drive the screw halfway in (do not tighten completely yet).
- Interlocking Progression: Align the side groove of the second 148mm board with the exposed side of the installed clips. Push the board firmly until it fits tightly and evenly. Once alignment is verified, fully tighten the screws from the previous row to lock them down. Repeat this process row by row.
Step 4: Edge Trimming & Finishing Touches
To achieve a highly professional, clean, and premium architectural look, seal the exposed outer edges.
- Fascia Board Installation: Fix a matching WPC fascia board or L-shaped corner trim along the exposed perimeter edges of the deck layout.
- Pre-Drilling Rule: When fixing the fascia trim, always pre-drill pilot holes before driving in the dual-threaded stainless steel screws to prevent the WPC material from splitting under stress.
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