Caccialanza & C. has manufactured firefighting hardware at Segrate near Milan since 1950, covering water and water-foam monitors from 500 to 30,000 litres per minute, fixed and mobile foam equipment, hydrants and water equipment, spray nozzles, water-wall systems for knocking down toxic clouds, and tunnel and vehicle suppression. It appears in the CNVVF register of approved extinguishers as constructor code 29, holding omologazione MI029ECP100B1C001 under NS 3226/4115/3 of 3 August 1998, renewed by DCPREV 0014718 of 9 October 2023. Its certifications are organised around materials approvals from accredited inspection bodies and marine registers — RINA, ABS and DNV are each named — alongside EC type examinations under the Pressure Equipment Directive.