The WaterSense Standard for Shower Heads do not exceed 2 gallons per minute and still give you a power stream of water. Our older or non WaterSense rated shower heads are exceeding and can well surpass 2 gallons of water. With our Shower Heads accounting for the average of 20% of a household’s usage it is a quick and efficient way of cutting your water bill down, less worry about using all the hot water, or to enjoy a longer shower after a long day. Some of our Rainfall or luxury shower heads can use as much as 20 gallons of water a minute which is an outrageous amount. Anyone and everyone can change their shower head at minimal cost to save money and the environment.