Fixed firefighting systems - Hose systems - Part 3: Maintenance of hose reels with semi-rigid hose and hose systems with lay-flat hose

This document establishes technical specifications and operational requirements for fire fighting hose systems, specifically addressing semi-rigid hose reels and flat hose systems. It defines the necessary performance criteria to ensure these systems function reliably during emergency situations. The content covers essential design parameters, including hose construction, reel mechanisms, and connection interfaces, aiming to maintain consistency across products in this sector. Detailed instructions are provided regarding the operational procedures that must be followed when utilizing these semi-rigid and flat configurations. Attention is paid to the integration of various components to guarantee safety and efficiency under pressure. The text outlines the conditions under which these systems should be deployed and maintained to meet safety benchmarks. It serves as a reference for manufacturers and users seeking to implement compliant fire safety infrastructure. The guidelines ensure that all equipment meets established norms for effectiveness in extinguishing fires. This framework supports the harmonization of technical standards across regions.