G-Cistern One-Piece FRP Closed Top / Open Top Tank
FRP One-Piece Tank
Seamless FRP storage tank designed to reduce leakage points and provide durable water or selected chemical storage.
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Product overview
Official WINKO product information
The FRP One-Piece Tank is suitable where customers want a rust-free, seamless tank body with fewer joints than sectional tanks. G-Cistern positions its FRP cylindrical closed-top tank as a dual-process fabricated one-piece FRP water tank.
- Seamless one-piece FRP construction
- Rust-free and non-toxic material positioning
- Reduced leakage risk compared with sectional tanks
- Suitable for closed-top, open-top, and selected chemical storage designs
- Can be manufactured in different sizes based on space and capacity
Product seriesG-Cistern FRP cylindrical closed-top one-piece tank; open-top and chemical storage series also shown
FabricationDual-process fabrication
Internal surfaceGel sheet process using unsaturated polyester resin, chopped strand mat, and woven roving mat as internal reinforcement, with protective coating
Key Features
Designed for the real project brief
- Seamless one-piece FRP construction
- Rust-free and non-toxic material positioning
- Reduced leakage risk compared with sectional tanks
- Suitable for closed-top, open-top, and selected chemical storage designs
- Can be manufactured in different sizes based on space and capacity
Best Applications
Where this product fits
- Residential and industrial water storage
- Outdoor storage tanks
- Clean water storage
- Selected chemical storage subject to compatibility
- Projects requiring seamless tank body
Product Specification
Technical details from WINKO
SpecificationDetails
Product seriesG-Cistern FRP cylindrical closed-top one-piece tank; open-top and chemical storage series also shown
FabricationDual-process fabrication
Internal surfaceGel sheet process using unsaturated polyester resin, chopped strand mat, and woven roving mat as internal reinforcement, with protective coating
External surfaceFilament winding process using unsaturated polyester resin and continuous woven roving as external reinforcement
External bracingFRP rib of approximately 75 mm width at every meter from top downwards
UV protectionExternal surface completed with UV coating to reduce penetration of UV light and protect fiberglass from weathering
AccessoriesMS painted level indicator, aluminium internal ladder, HDG external ladder, manhole, air vent, pre-laminated FRP overflow / scour / outlet flanges
G-Cistern Plus featureSloped base below outlet pipe towards scour pipe for easier cleaning and discharge of sediments, sand, and dirt
Capacity examplesCatalogue shows closed-top models from G-C220 to G-C2640 and open-top examples including 220, 330, 440, 880, 1320, and 1760 gallons
Warranty claim in catalogue10 years for manufacturing defects and 1 year against leakage for cold water storage, subject to terms
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