... steam is adjustable 3,wash hotel, restaurant, hospital etc Steam cleaner machine It can wash hotel, restaurant, hospital, office building, ... is specialized in manufacturing ,dry & wet steam vacuum cleaner,steam vacuum cleaner.1.Use for carpet ,car inside,hotel, furniture restaurants ... . 4.The special features of NMB-4 vacuum & steam cleaner,steam washing machine,dry & wet steam vacuum cleanerNMB -4 ...