Home Sprinkler Systems: Backflow Prevention Devices – 4.714

Print this fact sheet by C.Swift and M. Higgins* (10/14) Revised by Kurt Jones** Quick Facts…. Backflow prevention devices must be installed on all sprinkler systems (including sprinklers attached to hoses) using potable (fit for drinking) water. Backflow prevention devices are designed to prevent contamination of the potable water system from pesticides, feces and other … Continue reading Home Sprinkler Systems: Backflow Prevention Devices – 4.714