One-Piece / Contact-Molded Cisterns
Ready-to-ship rectangular or cylindrical cold-water cisterns.
Smaller, ready-to-ship rectangular or cylindrical cisterns made by hand/contact lay-up for domestic, building and industrial cold-water storage — the geometry BS EN 13280 describes for one-piece GRP cisterns (500 L–100,000 L).
Key Specifications
| Item | Typical range |
|---|---|
| Capacity | 500 L – 50,000 L one-piece |
| Shape | Rectangular vertical / horizontal cylinder |
| Wall | Laminated FRP with internal gel coat |
| Fittings | Inlet/outlet/overflow/drain flanges |
Industry-typical parameters; subject to our confirmed products.
Industry-typical parameters, subject to our confirmed products. Reference: BS EN 13280 GRP one-piece & sectional cold-water cisterns.

Frequently Asked Questions
What sizes of one-piece cistern do you offer?
Typically 500 L to 50,000 L in rectangular or cylindrical form factor.
Are they suitable for roof installation?
Yes — the light weight suits high-rise roof storage; we confirm the footprint and head.
Request a Fast Custom Quote
Send us your drawings or requirements — we reply within one working day.
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