Mine is always a little lower .
saltwater mix is 1.026 for water changes but to test the water in the tank is 1.024-1.025
partially from testing , removing salt water to test , ato and replacing what’s taken out from the skimmer .
saltwater mix is 1.026 for water changes but to test the water in the tank is 1.024-1.025
partially from testing , removing salt water to test , ato and replacing what’s taken out from the skimmer .