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Aquaculture and environment and return
Weight: 1000 g/m²
Standard colour: 272 (sandstone)
Approvals:
The approval from the Norwegian Institute of Public Health is only valid if the following washing-procedure is used before starting to use the material in contact with drinking water:
Clean the storage with pure water for at least 15 days, with the change of water every third day (i.e. 5 times) .