A well maintained instrument will give you the best performance and durability.
Even industrially made instruments need regular attention.
A few simple actions like wiping out the bore and occasional oiling can be carried out by the player himself.
Other operations requiring some experience should be entrusted to a professional repairer.
A list of the most common repairs can be found in the maintenance price list.
This list is far from exhaustive, so do not hesitate to contact me. A solution can always be found.
And if you have just bought a new industrially made recorder you might be interested having it optimized by me