FAQ
The Octafree is only suitable for use with modern oboes.
Sucking the moisture out of the instrument and into the filters is the recommended usage, as this will prevent the moisture from reaching the pads.
When you feel there is no more air coming through then it’s time to change the filter.
Yes, this is possible, but not recommended. The air flow will be stronger. For hygenical reasons you should not use it without filters if it is used on somebody else’s instrument.