Assertion: sprinkler's radius | /r/HasProperty | adjusted below 6 feet
Facets:
Source sentences:
text: Standard spray-type sprinklers don’t work well if the radius is adjusted below 6 feet.
text: When using standard spray sprinklers (like quarter, half, and full circles) in areas where the radius must be adjusted to less than 6 feet use a “pressure compensating device” to reduce the radius.