Tarpaulin for covering goods, comprising an elastic fabric which is at least on one side provided with a plastic coating layer, and comprising an electronic tamper detection circuit for detecting tampering with at least one area of the tarpaulin, wherein s...

System to lift the roof, of roof foil (5), of the with a flexible sheet covered loading space of a freight vehicle by inflating a bellows (6) having a multi layer wall. At least one of the layers is provided by an envelope into which the bellows is housed,...