Fred,
Since you have experience with the synthetics, can one extend or obtain
greater longevity without sacrificing the benefits of the synthetics by
changing the filter and adding required amount to fill? If so, how long
would it possibly last in effectiveness?
Just a question from an inquiring mind.
Roger
7? ????.
Since you have experience with the synthetics, can one extend or obtain
greater longevity without sacrificing the benefits of the synthetics by
changing the filter and adding required amount to fill? If so, how long
would it possibly last in effectiveness?
Just a question from an inquiring mind.
Roger
7? ????.