OverviewDesigned for use for transfer of bilge, deck water etc. These hoses feature an integrated sprial helix in shock resistant PVC. This means the internal bore of the hose is still smooth , whilst the corrugation provided by the sprial of the helix means the hose holds shape when curved. This construction means the hose can be routed round bends without kinking or closing up - which can create flow and performance issues in a system