Every pump has a pump curve or performance curve--a graph of the overall performance capabilities of your pump. A pump curve may also be displayed in a chart format and can provide the same information.
Either way, a pump curve or performance chart displays a pump’s ability to sustain a certain flow rate (gpm) at a specific pressure (psi).
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.