Thanks. I thought I was going crazy.
Folks, I am new to the forum. I have been fortunate to have a very well designed and professionally installed sprinkler system that has worked great for 15+ years. I have the sytem winterized by the same company every year. I have been doing the broken head/sunken head replacement myself of the the past 10 years. I have 4 rotors/zone with a #6 (2 holes in the face of the nozzle) with a 2.7 GPM flow at 50psi. I just noticed that some red #6 nozzles only have one hole and a different flow rates. W...
