A low flow has many advantages. One advantage is the ability to save water. The average shower head uses 2.85 gallons per minute while the average low flow shower head only uses 1.85 gallons per minute. Even though it uses one gallon less each minute, it feels just like the standard 2.85 gallons per minute shower head. You can save water and energy without giving up performance. It can pay for itself in less than one year. You can check out a list at Amazon.com