Co Extrusion WPC Exterior Wall Panel Weather Resistance 176*25mm
Product Details
Co Extrusion WPC exterior wall panel
,Weather resistant WPC wall panel
,176x25mm WPC exterior panel
176*25mm Weather-Defiant & High-End Co-Extrusion Outdoor WPC Wall Panel
Product Summary
As a premium second-generation co-extrusion facade system, it features a heavy-duty polymer defense shield molecularly fused over a high-strength core matrix via a single-pass thermal extrusion process. This technical armor provides outstanding UV blocking, scratch resistance, and near-zero water absorption, thoroughly conquering common industry headaches like mold growth, color fading, and difficult cleaning. Boasting luxurious, deep-embossed organic wood aesthetics alongside a lifetime zero-painting profile, it stands as the ultimate, worry-free choice for luxury villas, high-end commercial districts, and iconic facades.
Product Features
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Impregnable Core Shield Protection
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Utilizing advanced second-gen outdoor WPC wall panel engineering, the premium polymer cap seals the inner core entirely, eliminating fiber oxidation, structural crumbling, and deep water tracking.
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Effortless Stain & Graffiti Removal
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The non-porous exterior shell creates an absolute barrier against stubborn grease, outdoor smog, and bird droppings, allowing the vertical facade to be restored to brand-new with a simple soapy water rinse.
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Maximum Fade-Lock Stability
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Infused with specialized automotive-grade UV-blocking agents inside the shell layer, the panel locks in its rich timber color tones, ensuring the facade remains pristine and free from patchy fading for decades.
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Lifetime Zero-Coating Experience
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This capped system eliminates the lifetime need for volatile organic chemical (VOC) sealants, wood oils, or regular sanding, dramatically shrinking the total long-term maintenance costs for building owners.
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Technical Specification
| No. | Parameter | Standard Specification | Test Method |
| 1 | Formaldehyde | E0 Grade (≤ 0.05 mg/m³) or Not Detected | EN 717-1 / ISO 16000 |
| 2 | Flexural Strength | ≥ 25 MPa | ASTM D790 / EN 310 |
| 3 | Flexural Modulus | ≥ 2,500 MPa | ASTM D790 |
| 4 | Brinell Hardness | ≥ 80 MPa | EN 15534-1 |
| 5 | Falling Mass Impact | No cracks, residual indentation ≤ 0.15 mm | EN 15534-4 |
| 6 | Water Absorption (24h) | ≤ 0.5%(Excellent waterproof barrier) | ASTM D1037 / EN 317 |
| 7 | Moisture Swelling Rate | Thickness: ≤ 0.9% / Width & Length: ≤ 0.1% | EN 15534 |
Certification
How to Install
Ensure the base wall is flat, dry, and structurally sound. Install a moisture barrier if necessary. Fix the substructure joists (aluminum, steel, or treated timber) vertically or horizontally depending on your panel orientation. Joist spacing (span) must be less than 50cm (ideally 35cm to 45cm) to prevent panel deflection.
Ensure a continuous air gap of at least 25mm behind the panels. This allows supply air to enter from the bottom and exit from the top, preventing trapped moisture, mold, and heat buildup behind the facade.
Install the starter clips or position the first WPC panel at the base or corner of the wall. Use flat-head self-tapping stainless steel screws to secure the female/male joint point directly onto the joist frame. Use level tools to ensure it is perfectly plumb.
Slide the next panel into the groove of the previous one. Crucial EEAT Requirement: Due to natural thermal expansion and contraction, if installing under 20°C, a 2mm to 5mm gap is strictly required at each butt joint (end-to-end connection) where two wall panels meet. Use extra joists at the ending of each panel to support joint points.
Install matching WPC corner trims, L-profiles, or fascia boards to cover exposed edges, windowsills, and door frames, sealing the system nicely against water ingress while maintaining a sleek aesthetic.
Gap is King
Never butt panels tight end-to-end; leave a 2-5mm thermal expansion gap. Always leave 25mm space behind the panels for airflow.
Solid Base
Do not screw directly into concrete. Max joist spacing: 50cm.
Performance Advantages
Colors
Our Factory
FAQ
Q1: Can this second-gen outdoor WPC wall panel withstand extreme winter freezes and hot summers?
A1: Yes, exceptionally well. The high-density polymer armor and WPC core are co-extruded simultaneously under extreme temperatures exceeding 200°C. This creates a unified molecular bond that withstands severe climate cycles from -40°C to +70°C without cracking, blistering, or delamination.
Q2: Does the deep 3D wood grain on the co-extrusion panel trap dirt easily?
A2: No, it does not. While the 3D texture is deep and realistic, the shield surface is chemically hydrophobic and smooth at a microscopic level. Dust and organic dirt cannot bond to the polymer shield and are easily washed out of the grain lines by natural rainfall or a gentle spray from a garden hose.
Q3: What type of screws should be used during installation to maintain the premium quality?
A3: To complement this premium system, we strictly recommend using hidden stainless steel clips with flat-head, self-tapping stainless steel screws. This hardware ensures an unblemished facade finish with no visible screw heads while providing maximum rust resistance against all outdoor elements.
Q4: Is the polymer armor shell safe for coastal environments with high salt spray?
A4: Absolutely. The outer polymer jacket is highly inert and completely immune to salt spray corrosion, marine humidity, and acidic coastal air. It prevents chlorine and salt from attacking the interior fibers, making it the mathematically superior alternative to natural hardwoods for seaside luxury properties.
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