PSI
Pounds per square inch, a pressure measurement.
In the home, PSI shows up in shower heads, tire pumps, and pressure cookers. Higher PSI does not always mean better. Most shower heads feel best between 40 and 80 PSI.
Pounds per square inch, a pressure measurement.
In the home, PSI shows up in shower heads, tire pumps, and pressure cookers. Higher PSI does not always mean better. Most shower heads feel best between 40 and 80 PSI.