The wet & dry vacuum cleaners are suitable for simultaneous suction of powders, solids and liquids. Depending on the heaviness of the application they can be made of plastic or steel. Delfin builds a line of vacuum cleaners for liquids and powders available both in painted or stainless steel AISI 304 or 316 (required especially in the food, chemical or pharmaceutical industry). Delfin's wet & dry vacuum cleaner is the ideal tool for cleaning contractors and as permanent equipment in car washes. The great structural strength and the consequent reliability make these vacuums for liquids and powders a safe investment for any company.