Posted 7/5/2015 22:24 (#4663420 - in reply to #4662893) Subject: RE: WinField Interlock
Have used it for years and never have had any issues. Sprayer sit for a couple weeks with rdup & status in the tank, had no issues. Won't spray without Interlock in the tank. I even put it in the hand sprayer.
WinField Interlock
