Note the illustration where almost twice as much water flows at 150 lbs. than 50 lbs., most of which is wasted. Moderate savings would result if your supply pressure was 65 lbs. However, even at this lower pressure, savings with a regulator would be 20%.
1 Tree size: American linden grows to 60 to 80 feet tall with a spread of one-half to two-thirds the height at a medium rate. Soil condition and fertility strongly influence height and rate of growth.  Flower and fruit: Clusters of small, fragrant, pale yellow flowers hang midway from a long, leafy bract.
American linden (Tilia americana), a tree that has nicknames such as basswood and bee tree, is one of the premiere shade trees throughout its range. American linden exists in the Northeast in the United States and through much of the Mid-Atlantic states, Great Lakes region and to the eastern edge of the Great Plains.