Regardless of which model you have chosen, your DeVilbiss suction device will be remarkably long lasting, but some parts will need to be changed regularly with use. DeVilbiss Suction Consumables help to keep your device in great working condition for years to come by maintaining excellent hygiene and protecting the device's internals. If you have any questions about these consumables please contact our Customer Care Team at helpdesk@medicalsupplies.co.uk.