PSI (Pounds per Square Inch) measures water pressure—essentially how hard the water hits the surface that is being cleaned.

2.5 GPM: U.S. legal maximum flow rate for all showerheads. How to Increase Water Pressure in a Shower If your shower's GPM flow rate needs improvement, use these methods to increase the water ...

If you filled two-and-half buckets, then your home’s water flow rate is about 12-1/2 GPM. The average household uses 100 to 120 gallons of water per person per day, so an ideal flow rate would ...

For one, the filtered-water flow (0.52 gallon per minute) is lower than the normal faucet flow (typically around 2 gpm), so when you need a lot of water fast—filling a pot, say, or doing the ...

The core formula to calculate the amount of Btu moving through a system is BTU = GPM x ∆T x 500. The number 500 is a constant that comes from 8.33 pounds (the weight of one gallon of water) x 60 ...

A low-flow showerhead, on the other hand, can help you conserve water and energy, helping the planet and saving you money on utility bills. Showers are responsible for, on average, 17% of ...

To conserve both water and energy, plumbing codes began requiring shower heads that limit flow to 3 gallons per minute, instead of the 5 to 10 gpm common in older shower heads. Suddenly, a lot ...