How often should I change the orings?
What is the life expectancy of an oring?
I am using Nitrile 90, and Polyurethane 90. Do I replace once a month? once a dive?
www.oringssusa.com says that depends. but depends on what?
What is the life expectancy of an oring?
I am using Nitrile 90, and Polyurethane 90. Do I replace once a month? once a dive?
www.oringssusa.com says that depends. but depends on what?