Flexible tank for water PRONAL

This storage tank for liquids or powdery products (water reserves, fish-breeding pools, safety sand vat, fertilizer, silo, effluent basin, storage of sludge cake) includes :
- A modular metal frame made out of galvanized steel assembled with bolts and nuts.
- A tight envelope made out of special polyester imputrescible cloth, coated with 1000 g/m2 PVC and reinforced by 2 welded belts.
The open vat is very light and no compact. It is very easy to clean in case of pollution of water by muds, leaves, sand, etc ...

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