Nitin Fire Protection Limited supplies Mechanical Foam Type Extinguishers [Gas Cartridge / Stored Pressure Type]. Nitin Fire Protection Industries Limited is an ISO 9001-2000 accredited company. Mechanical Foam Type Extinguishers is used in `A` & `B` class fires like wood, paper, cloth, inflammable liquids, chemicals, petroleum products, solvents, paints, fats, etc.