Not known Factual Statements About Automatic Sprinkler System Installation If you get on a community water system, you should discover the size inscribed on the meter itself. If you can't locate it, search your energy bill or call your water provider. Water meters are 5/8-inch, 3/4-inch or 1-inch (automatic sprinkler http://fernandograju.collectblogs.com/23266563/the-3-minute-rule-for-home-sprinkler-system-installation