Assertion: sprinkler's water pressure | /r/HasProperty | psi
Facets:
Source sentences:
text: It is critical that the water pressure (PSI) at the sprinkler be as high, or higher, than the distance between the sprinklers in feet (per Stryker’s Rule).
text: It occurs when the water pressure (PSI) at the rotor is below the optimum level (indicating in most cases that the system wasn't designed correctly).