Siamese Connection Fire Department
Siamese Connection Fire Department . Nfpa requires that all fire department connections use 2 1/2 national. When a fire sprinkler system activates, the fdc provides a means for firefighters to connect hose lines to supplement the fire sprinkler system's domestic water supply. siamese connection from www.ny-engineers.com Concealed to surface mount, our fire department connections are available in a variety of styles, including single clapper, double clapper, threaded, and grooved. Siamese connections shall be provided as follows: (150 mm) for fire boat connections.