Founded in Milan in 1934, SAN-O-SUB is one of the world’s leading manufacturers of industrial transformers and equipment for oxyacetylene welding. By 1960, this company had already become a specialist manufacturer of equipment for the diving and medical sectors and in 1999, SAN-O-SUB expanded its production capacity for high and low pressure equipment, for technical, medical and pure gases.

Always vigilant about maintaining product excellence, SAN-O-SUB is a proud carrier of the ‘Made in Italy’ trademark, is ISO 9001 and ISO 13485 certified, and boasts a long standing relationship with the leading bodies for technical standards, including TUV and BUREAU VERITAS. Offering a vast range of diving valves, amongst other products, SAN-O-SUB always guarantees a vast choice of high-quality products.