Three of the men were in the premises. The other two suspects were in a bus that was just driving away, the police were able to stop and arrest them.
Four of them, aged 48, 30, 28 and 26, have no fixed place of residence or residence. The fifth suspect is a 48-year-old man from Capelle aan den IJssel. About 30 kilos of heroin were found in his home.
The pallets were destroyed on Wednesday. All five suspects are still in custody.