The 4.2 version of 185Graph is available as a free download on our website. The latest version of the software is supported on PCs running Windows XP/Vista/7/8/10/11, 32-bit. The following versions: 4.2, 4.1 and 4.0 were the most frequently downloaded ones by the program users. The actual developer of the software is Reckon It, Inc. 185GraphV4.exe is the common file name to indicate this program's installer. The program lies within Education Tools, more precisely Science Tools.
From the developer:
185Graph is a 1.85 graph based fire sprinkler hydraulic calculation software program specifically designed to graph sprinkler demand vs. water supply. It calculates base of the riser demand with the Grid Calculator, Tree Calculator or Head by Head Worksheet and will plot these demands against any water supply. Water supplies can be adjusted for friction loss, elevation and/or hose streams.
You may want to check out more software, such as Wintree, World Geography Tutor or FSAcars, which might be similar to 185Graph.