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Product Advantage
500mL/min/㎡ drainage rate through 3–5mm vertical channels – 3× faster than flat membranes, preventing waterlogging during heavy rain (>10mm/h).
The stitchbond surface filters ≥95% of particles ≥0.5mm (ASTM D2419), keeping drainage systems clean while spreading load evenly across the floor.
Works from -30°C to 70°C without cracking or deformation, outperforming standard non-wovens in freeze–thaw zones.
UV-resistant additives retain ≥90% tensile strength after 500 hours of exposure (ASTM G154), ideal for rooftop gardens and outdoor walkways.
Certified to GB/T 23458, ensuring long-term stability in wet, high-traffic environments.
Reduces vibration transfer by 40% (ISO 140-8), protecting finishes like marble, tile, or engineered wood.
≥150N/5cm tensile strength resists tearing during installation, 30% stronger than generic non-woven underlayment.
Thickness options (5–10mm) balance drainage efficiency with shock absorption.
At 300–500g/m², it’s 50% lighter than cement-based drainage layers – reducing roof load and transport costs.
Compatible with self-adhesive edges, screws, or bonding adhesives, cutting installation time by up to 30%.
Roll widths (1–2m) adapt to complex spaces in bathrooms, terraces, or lightweight structures.
Made from 100% recyclable polypropylene, free of VOCs, SGS-tested and OEKO-TEX 100 certified.
Meets LEED v4 and China Green Building standards, offering sustainable drainage solutions for modern projects.
Technical Parameters
| Parameter | Specification | Test Standard |
| Material Composition | Top layer: Stitchbond fabric (100% polypropylene, 80-150g/m²);Core: W-type HDPE polymer | |
| Structure | Three-layer composite (stitchbond fabric + W-type channel core + protective layer) | erAIASTMD3763 |
| Drainage Rate | 500mL/min/m²(under 10kPa hydrostatic pressure) | GB/T23458 |
| Shock Absorption Rate | 40% reduction in impact vibration transmission | ISO 140-8 |
| Tensile Strength | ≥150N/5cm | ASTMD882 |
| Thickness | 5mm,8mm,10mm (customizable) | ISO 5084 |
| Temperature Resistance | -30°℃ to 70℃ (no brittleness or deformation) | ASTMD648 |
| UV Resistance | ≥90% tensile strength retention after 500 hours of UV exposure (QUV-A) | ASTM G154 |
| Filtration Efficiency | Traps ≥95% of particles ≥0.5mm in diameter | ASTMD2419 |
| Compressive Strength | 200kPa at 10% deformation (suitable for pedestrian and light vehicle loads) | ASTMD695 |
| Water Permeability | 5×10² cm/s (exceeds GB/T 23458 requirements for rapid water drainage) | GB/T 10294 |
| Installation Method | Self-adhesive edges, mechanical fastening (nails/screws), or adhesive bonding | |
| Eco-Compliance | 100% recyclable polypropylene; OEKO-TEX Standard 100 certified (no harmful substances) | OEKO-TEX 100 |
| Service Lite | 15+ years in indoor environments; 10+ years in outdoor exposed conditions | Accelerated aging tests |
| Roll Dimensions | Width: 1m, 1.5m, 2m; Length: 50m, 100m (customizable) |
Product Uses
Ideal for wet areas with tile/stone flooring, the pad’s 500mL/min/㎡ drainage rate quickly removes shower water or rain, while the 40% vibration reduction protects grout from cracking under foot traffic. The stitchbond filter layer blocks hair/sediment, preventing drain clogs in long-term use.
In rooftop ecosystems, the -30°C to 70°C Temperature resistance and ≥90% UV resistance ensure durability under plant roots and seasonal temperature swings. Lightweight (5–10mm thickness) to reduce roof load, it channels excess irrigation water while cushioning delicate vegetation roots.
High-traffic zones benefit from 150N/5cm tensile strength and 200kPa compressive resistance, resisting tears and deformation under rolling loads. The 40% shock absorption mitigates stress on luxury finishes like marble or engineered wood, extending service life by 20%.
Used beneath pavers or decking in plazas/pool areas, the pad’s W-type channels handle 10+ mm/h heavy rain, preventing surface flooding. Its 10+ year outdoor lifespan and resistance to chlorinated water (pool environments) make it a low-maintenance choice.
For old house renovation or light steel roof,the 300–500g/m² weight (50% lighter than concrete alternatives) reduces structural load. Easy installation via self-adhesive edges cuts labor time by 30%, compatible with existing tiles, metal sheets, or composite decks.
In machine rooms or storage facilities, the pad dampens vibrations from equipment, protecting epoxy floors from stress fractures. Its ≥95% particle filtration prevents dust/debris from clogging drainage systems in high-dust environments.
FAQ
Q: How do I choose the right thickness for my project?
A: Select 6mm for light loads (bathrooms, balconies), 8mm for moderate loads (rooftop gardens, commercial floors), or 10mm for heavy-duty use (industrial areas, playgrounds). All offer 500mL/min/㎡ drainage and 40% vibration reduction.
Q: Can the 10mm pad withstand heavy machinery or vehicle traffic?
A: Yes, the 10mm thickness provides 200kPa compressive strength (ASTM D695), ideal for industrial floors or driveways, resisting deformation under heavy loads while maintaining efficient water drainage.
Q: Is installation different for each thickness?
A: No, all 6mm, 8mm, 10mm pads use the same easy methods: self-adhesive edges, mechanical fasteners, or adhesive bonding. Customizable rolls (1–2m width) fit any space without special tools.
Q: How does thickness affect performance in cold climates?
A: All thicknesses withstand -30°C to 70°C, with ≥90% tensile strength after UV exposure (ASTM G154). Thicker pads (8mm/10mm) offer slightly enhanced shock absorption for icy, high-impact environments.
Q: Are the different thicknesses environmentally friendly?
A: Yes, all 6mm, 8mm, 10mm pads are made from 100% recyclable polypropylene and OEKO-TEX certified (no toxins), compliant with LEED and China Green Building standards for sustainable projects.