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Fiberglass GFRP FRP Drainage channel for Corrosion-Resistant FT-DC25 to China Factory Direct

The FRP drainage channel is a modular trench drain system manufactured from fiberglass reinforced plastic using either pultrusion or compression molding processes. It consists of a U-shaped channel body and a matching grating cover, designed to collect and convey surface water, chemicals, or wastewater efficiently while withstanding heavy traffic loads.

Unlike traditional concrete or metal trench drains, FRP drainage channels offer exceptional corrosion resistance to acids, alkalis, salts, and industrial chemicals. The material is completely non-conductive and will not rust, rot, or spall. Individual channel sections (typically 1000mm or 2000mm in length) are joined together with sealing gaskets or chemical bonding to create a continuous, leak-proof drainage system.

FRP channels are available in multiple load classes from A15 (pedestrian use) to F900 (airport/port heavy traffic), with depths ranging from 100mm to 500mm. The smooth interior surface promotes self-cleaning flow velocities and resists sediment buildup. Matching gratings come in mesh, slot, or solid configurations, with optional anti-slip surfaces for safety in wet or oily conditions. Complete prefabrication reduces on-site labor by 70% compared to cast-in-place concrete drains, and the lightweight design (80% lighter than concrete) eliminates the need for heavy lifting equipment during installation.

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Product Advantages Application Scenarios Parameter Specifications

Product Advantages

Superior chemical resistance: Withstands prolonged exposure to acids (sulfuric, hydrochloric, nitric), alkalis, seawater, deicing salts, fuels, oils, and aggressive industrial effluents that would destroy concrete or galvanized steel within months.
Lightweight & easy installation: 80% lighter than concrete channels and 40% lighter than steel, allowing two workers to install a full system without cranes or excavator assists. Modular design snaps or bolts together quickly, reducing trenching width and backfill volume.
High load capacity: Engineered for load classes A15 through F900 per EN 1433 standards. Supports heavy forklifts, container trucks, aircraft, and port equipment without cracking or deformation.
Zero corrosion & maintenance: No rust, no spalling, no coating required. The non-porous surface resists freeze-thaw damage, chemical attack, and biological growth. Never needs scraping, painting, or cathodic protection.
Leak-proof joints: Factory-molded rubber gaskets or resin-bonded joints create a continuous, waterproof channel that eliminates groundwater infiltration and fugitive emission leaks – critical for chemical containment applications.
Integrated anti-slip safety: Grating covers available with anti-slip surfacing (quartz, silicon carbide, or molded texture) meeting international safety standards. Reduces slip-and-fall liability in wet, oily, or icy environments.
Customizable design: Available in 100mm to 500mm internal widths, standard or deep profiles, with matching grating options. Custom colors, resin systems (vinyl ester, phenolic for fire resistance), and UV protection available.
Long service life: 30+ years in aggressive chemical and marine environments – documented in real-world applications where concrete drains were replaced every 5–7 years.

Application Scenarios

Industrial plant: chemical plant, oil platform, pharmaceutical plant, electroplating workshop, battery manufacturing plant and other corrosive environment.

Sewage treatment plant and municipal engineering: drainage around aeration tank and sedimentation tank, as well as drainage of sidewalks and plazas.

Food and beverage industry: slaughterhouses, breweries, dairy plants and other places that require high hygiene standards and acid and alkali resistant detergents.

High standard farmland construction: as branch canal, bucket canal and agricultural canal, realize the precise water transmission from water source to field.

Water-saving irrigation project: as the main water supply pipeline, it is compatible with drip irrigation and sprinkler irrigation system to ensure that water source can be delivered to each area efficiently and with low loss.

Greenhouse and greenhouse: as the main indoor water channel, moisture-resistant and corrosion-resistant.

Landscape irrigation: water supply for large green areas such as parks and golf courses, which is beautiful and durable.

Fiberglass GFRP FRP Drain Channel

Parameter Specifications

Product	FRP drainage channel / FRP irrigation channel

Model	Dimension(mm)	Height(mm)	Length(mm)
FT-DC11	115×85	115×85	1000
FT-DC16	160×132	150×114	1000
FT-DC21a	210×170	200×164	1000
FT-DC21b	210×165	300×270	1000
FT-DC21c	210×170	200×164	1000
FT-DC21d	210×165	300×290	1000
FT-DC26a	260×220	250×220	1000
FT-DC26b	260×220	250×220	1000
FT-DC31a	310×270	300×264	1000
FT-DC31b	310×270	300×264	1000
FT-DC41	410×355	400×357	1000
FT-DC51	516×454.5	530×485	1000
FT-DC501	500×400	315	1000
FT-DC503	500×400	215	3000

Fiberglass GFRP FRP Drainage channel for Corrosion-Resistant FT-DC25 to China Factory Direct

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