Belgour NerjesseRahmani Asmaa ChahrazedNehari AbderrahmaneAbabou Habib2026-10-142026-10-142026https://dspace.univ-temouchent.edu.dz/handle/123456789/7742Fire protection networks are essential components of building and industrial facility safety. They ensure rapid and effective intervention in the event of a fire in order to protect people, property, and infrastructure. This dissertation presents the design and sizing principles of the main fire protection network components, including sprinkler systems, fire hose reels (RIA), and fire hydrants. The study is based on recognized standards and regulations, particularly NFPA standards and APSAD rules, to ensure the reliability and efficiency of fire protection installations.frFire Protection NetworkSprinkler SystemFire Hose Reel (RIA)Fire HydrantNFPAAPSAD.Thesis