Raw Material : base on HDPE or PP
Inside Width: 100/150/200/250/300/400/500mm
Inside width: See size chart Length : 1000mm
Material of Gratings:HDPE/GS/SS/DI
Load Class:A15KN,B125KN and C250KN
PP Or Plastic Trench Channel With Steel Brickslot Drain
• Winwin PP plastic trench channels are integrally injection-molded from high-impact modified polypropylene material. Featuring lightweight one-piece structure, the plastic channel boasts good compression toughness, crack resistance and stable structural performance. It is fully waterproof, frost-proof, corrosion-free, and resistant to diluted acids, alkalis, soil contaminants and daily landscape sewage, with low water absorption and no rust or decay for long-term buried installation.
• Matched premium steel brickslot drain adopts flush concealed brick slot design, perfectly embedded between pavement bricks, tiles and ground paving. Only a slim 10–20mm narrow drainage slot is exposed on the ground, realizing integrated invisible paving effect. It keeps neat ground lines, delivers minimalist architectural aesthetics, and fits perfectly for brick paving landscape and decorative drainage projects.
• This combined plastic & steel brickslot drainage system complies with EN 1433 and EN 124 international drainage standards, with load capacities ranging from A15 KN up to D400 KN. Ideal for brick pavement gardens, residential courtyard paving, commercial pedestrian plazas, villa outdoor grounds and light traffic brick road areas. It features lightweight onsite cutting, labor-saving installation, easy dirt cleaning and cost-effective long-term drainage performance.
The advantage of PP Trench Channel
The modular design of drain channel is made of PP, it is 80% lighter than the traditional concrete channel. This makethe assembly and installation fast, easy, saving time and Money.
Winwin PP drainage channels are made of 100% recyclable plastic material that can be used again in the manufacturing process,therefore protecting the environment and future generations.
The smooth rounded internal surface of the Winwin water drainage systems creates higher rates while allowing a self cleaning action thus avoiding the accumulation of silt deposits.
Due to Winwin’s superior Polypropylene construction,it is able to resist most chemical agents,acids,salts,alkaline,fuels,oils,fats,etc.
The advanced construction of the Winwin drainage channel gives it greater structural rigidity,protecting it from damage during and after installation.
Being manufactured from lightweight material,has the added advantage of being easier th handle,transport,and install.
4 point security lockdown for Anti-Theft peace of mind.
Size Chart for PP Trench Channel

Various Grating Covers for PP Channel
HDPE drainage channels can be equipped with HDPE covers, steel covers, slot drains, and ductile iron covers. The load-bearing capacity varies depending on the cover material. Our HDPE drainage channels are compatible with covers ranging from A15KN to D400 loading class, meeting different construction and infrastructure requirements.


HDPE Channel accessories

Applications for HDEP Drainage Channel
Winwin drainage systems are widely used across residential, commercial, industrial and agricultural applications, including:Bungalows, villas, apartments, condominiums, offices, gardens, pedestrian areas, cycle lanes, driveways, parking lots, highways, urban roads, public plazas, industrial zones, logistics parks, wharves, airports, botanical gardens and infrastructure projects.They are the ideal choice for municipal engineering, urban infrastructure, traffic construction, civil engineering and various industrial & commercial projects.

Chart of Load Class

Certificate
Founded in 2006, WINWIN GROUP has obtained authoritative certifications including CE, ISO9001, ISO14001 and ISO45001. Meanwhile, WINWIN GROUP’s drainage channels and trench covers are manufactured in strict accordance with EN 1433 and EN 124 standards, ensuring superior product quality and compliance with global market requirements.

Winwin is a professional manufacturer of a complete range of drainage products, including Polymer Concrete Channels, Resin Concrete Trenches, Polymer Concrete Kerb Drains, Polymer Concrete Monolithic Drainage Channels, Slot Drains, Brickslot Drains, Trench Covers (Load Class A15KN to F900KN), Manhole Covers and other related drainage accessories. Our products have been tested in Spain and have successfully obtained the CE certification.
Our integrated drainage solutions are widely adopted for municipal roads, parking lots, logistics parks, commercial plazas, industrial zones, hospitals, landscape projects and other public infrastructure. They apply to building drainage, municipal water supply & drainage, road works and industrial floor drainage.Compliant with international quality standards, our products effectively prevent waterlogging and safeguard the structure of surrounding facilities.
With 20 years of manufacturing and exporting experience, we provide reliable quality, stable performance and competitive prices for global customers.
Welcome to contact us for long-term win-win cooperation.