TruBlue Irrigation - This week I've been starting to replace a number of these old irrigation relics... these controllers still work but are both over 20+ years old and the new controllers
Nest for Sprinklers: OpenSprinkler - Brian Cantoni
Irritrol R811 Replacement Solenoid for Irritrol, Hardie and Richdel Valves - EvergreenSprinklers.com
Hardie Richdel Lawn Genie 412PR Controller ... - Irrigation Direct
Richdel Archives - The Watershed OFFICIAL CONTROLLER MANUALS LIBRARY
Richdel Archives - The Watershed OFFICIAL CONTROLLER MANUALS LIBRARY
Really cool old school sprinkler timer - YouTube
RICHDEL 446PRI INSTALLATION AND OPERATING MANUAL Pdf Download | ManualsLib