Proper hose installation is esseniial for sothfactory performance. If hose length is excessive, the appearance of the installation will be unsatisfextory and unnecessary cost of equipment will be involved lf hose assemblies are too short to pennit adeqoate flexing and changes in length due to expansion or contraclion, hose service life will be 'educed. The following diagrams show proper hose installations which provide maximum pedormance and cost savings. Consider these examples in determining length of a specific assembly.