
Does a Smaller Pipe Mean More Pressure? | South Austin
5/11/2017· For example, when you put your thu over the end of a hose, you make the opening smaller; and as you do so, you can feel the water pressure behind your thu increase. This would seem to be proof positive that decreasing the size of an opening increases water pressure and that, by extension, a smaller pipe would also do the same thing. But the reality …