Backflow Prevention and Cross-Connection Control: Recommended Practices (M14): AWWA Manual of Water Supply Practice
American Water Works Association
Rachio Smart Hose Timer with WiFi Hub for Outdoor Watering | Easy Faucet Install, Automate Water & Sprinkler Schedules for Lawn, Garden, & Yard Care.
Rachio
Eden 93413 Programmable Digital Water Timer 4-Zone, Compatible with Wireless Soil Moisture Sensor
Eden
Ecosmart CB QC MEDLRG (Control Board for ECO 18 24 27)
EcoSmart