Putting even finely macerated leaf litter through a pump that's designed to deliver clear water to a sprinkler system, for example, can have catastrophic consequences ... especially if that pump ...

David Whitman of South Pasadena works out of his patio to make water pumps that he likes to call “little fire engines.” He describes them as self-contained sprinkler systems that pump water ...

We then fit a small irrigation sprinkler nozzle to the end of ... In our design, by using a properly rated submersible pump, the water delivery system can be considered electrically safe.