INTRODUCTION TO NAPFIS The role of passive fire systems within buildings is critical to the overall fire safety of the building design and consequently for its occupants. Rigorous test procedures are required from manufacturers for these systems; ensuring the highest product quality and performance is supplied to the construction sector. But, the quality assurance process often collapses at the point of installation. This raises the question; how can you insure correct installation? There are various schemes of auditing available within the industry. Offering spot checks and certification. These schemes are effective, but can be costly to the tradesperson and companies that install passive fire systems. It is a commonly known fact that most installers of passive fire products belong to the ‘biblical’ trades: carpenters, plumbers, bricklayers, painters and decorators, electricians, etc.