There are three factors which affect the pressure in your irrigation or sprinkler system. These factors are the performance capability (or total flow rate), the diameter and total length of hose, and any elevation change between your water source and the sprinkler.
You are the king (or queen) of your castle. While you are a benevolent ruler, you rule your home with an iron fist, and modern appliances make ruling simpler. With a programmable oven, you choose the exact moment when dinner is served, and the timer on your central heat and air system ensures your dwelling space is always the optimal temperature.