Descriptors | Laundry equipment, Washing-up equipment, Washing machines, Dishwashing machines, Cleaning equipment, Driers (heating equipment), Tumble driers, Household equipment, Safety devices, Water mains, Water supply (buildings), Water supply and waste systems (buildings), Water valves, Valves, Check valves, Flow control, Flexible pipes, Bend testing, Pressure testing, Artificial ageing tests, Ozone, Chemical-resistance tests, Marking, Performance testing, Hose connectors, Magnetic devices, Potable water, Contamination, Test equipment, Testing conditions |