RPZ emits a little water from bottom port during system operation. The ground underneath it is usually a little wet, nothing too major. It was the same this morning. 0Ni0N
I woke up early this morning to repeated hammering (oscillating?) of my 1994 home's copper pipes. Coincidentally, this is about the time the sprinkler system finished. I had to turn off the water supply to the house to get it to stop. Sprinkler system is 2 yrs old and has an RPZ installed. This has never happened before. Any ideas? Do I need to add a water hammer arrest device to the supply line for the sprinkler system? Before I do anything, I will run the sprinkler system again to try to get i...