It's fine. It's supposed to look dark. This means that the protector is full. If you see any yellow at the top, it's time to inspect and see where the leak is. Any milky color indicates the presence of water.
It's fine. It's supposed to look dark. This means that the protector is full. If you see any yellow at the top, it's time to inspect and see where the leak is. Any milky color indicates the presence of water.